diff --git a/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java b/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java
index a9705109d..92d4ee06b 100644
--- a/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java
+++ b/processor/src/main/java/org/mapstruct/ap/processor/MapperCreationProcessor.java
@@ -406,30 +406,9 @@ public class MapperCreationProcessor implements ModelElementProcessor<List<Sourc
         // check if there's a mapping defined
         Mapping mapping = method.getMappingByTargetPropertyName( targetPropertyName );
         String dateFormat = null;
-
         String sourcePropertyName;
         if ( mapping != null ) {
             dateFormat = mapping.getDateFormat();
-
-            if ( Executables.isSetterMethod( targetAccessor ) ) {
-
-                // check constants first
-                if ( !mapping.getConstant().isEmpty() ) {
-                    return getConstantMapping(
-                        mapperReferences,
-                        methods,
-                        method,
-                        "\"" + mapping.getConstant() + "\"",
-                        targetAccessor,
-                        dateFormat
-                    );
-                }
-
-                if ( !mapping.getJavaExpression().isEmpty() ) {
-                    return getJavaExpressionMapping( method, mapping.getJavaExpression(), targetAccessor );
-                }
-            }
-
             sourcePropertyName = mapping.getSourcePropertyName();
         }
         else {
@@ -535,16 +514,42 @@ public class MapperCreationProcessor implements ModelElementProcessor<List<Sourc
             }
 
             PropertyMapping propertyMapping = null;
-            if ( mapping != null && mapping.getSourceParameterName() != null ) {
-                Parameter parameter = method.getSourceParameter( mapping.getSourceParameterName() );
-                propertyMapping = getPropertyMapping(
-                    mapperReferences,
-                    methods,
-                    method,
-                    targetAccessor,
-                    targetPropertyName,
-                    parameter
-                );
+            if ( mapping != null ) {
+                if ( mapping.getSourceParameterName() != null ) {
+                    // this is a parameterized property, so sourceParameter.property
+                    Parameter parameter = method.getSourceParameter( mapping.getSourceParameterName() );
+                    propertyMapping = getPropertyMapping(
+                            mapperReferences,
+                            methods,
+                            method,
+                            targetAccessor,
+                            targetPropertyName,
+                            parameter
+                    );
+                }
+                else if ( Executables.isSetterMethod( targetAccessor ) ) {
+
+                    if ( !mapping.getConstant().isEmpty() ) {
+                        // its a constant
+                        propertyMapping = getConstantMapping(
+                                mapperReferences,
+                                methods,
+                                method,
+                                "\"" + mapping.getConstant() + "\"",
+                                targetAccessor,
+                                mapping.getDateFormat()
+                        );
+                    }
+
+                    else if ( !mapping.getJavaExpression().isEmpty() ) {
+                        // its an expression
+                        propertyMapping = getJavaExpressionMapping(
+                                method,
+                                mapping.getJavaExpression(),
+                                targetAccessor
+                        );
+                    }
+                }
             }
 
             if ( propertyMapping == null ) {
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/constants/Source1.java b/processor/src/test/java/org/mapstruct/ap/test/source/constants/Source1.java
new file mode 100644
index 000000000..ae66ea7c9
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/constants/Source1.java
@@ -0,0 +1,38 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.mapstruct.ap.test.source.constants;
+
+
+/**
+ *
+ * @author Sjaak Derksen
+ */
+public class Source1 {
+
+    private String someProp;
+
+    public String getSomeProp() {
+        return someProp;
+    }
+
+    public void setSomeProp( String someProp ) {
+        this.someProp = someProp;
+    }
+
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/constants/Source2.java b/processor/src/test/java/org/mapstruct/ap/test/source/constants/Source2.java
new file mode 100644
index 000000000..32940a56b
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/constants/Source2.java
@@ -0,0 +1,38 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.mapstruct.ap.test.source.constants;
+
+
+/**
+ *
+ * @author Sjaak Derksen
+ */
+public class Source2 {
+
+    private String anotherProp;
+
+    public String getAnotherProp() {
+        return anotherProp;
+    }
+
+    public void setAnotherProp( String anotherProp ) {
+        this.anotherProp = anotherProp;
+    }
+
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/constants/SourceConstantsTest.java b/processor/src/test/java/org/mapstruct/ap/test/source/constants/SourceConstantsTest.java
index 52689ee53..e2622abf8 100644
--- a/processor/src/test/java/org/mapstruct/ap/test/source/constants/SourceConstantsTest.java
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/constants/SourceConstantsTest.java
@@ -46,6 +46,7 @@ public class SourceConstantsTest {
     @IssueKey("187")
     @WithClasses({
         Source.class,
+        Source2.class,
         Target.class,
         SourceTargetMapper.class,
         StringListMapper.class
@@ -182,6 +183,29 @@ public class SourceConstantsTest {
     public void errorOnNeitherSourceNorExpression() throws ParseException {
     }
 
+
+    @Test
+    @IssueKey("255")
+    @WithClasses({
+        Source1.class,
+        Source2.class,
+        Target2.class,
+        SourceTargetMapperSeveralSources.class
+    })
+    public void shouldMapSameSourcePropertyToSeveralTargetPropertiesFromSeveralSources() throws ParseException {
+        Source1 source1 = new Source1();
+        source1.setSomeProp( "someProp" );
+
+        Source2 source2 = new Source2();
+        source2.setAnotherProp( "anotherProp" );
+        Target2 target = SourceTargetMapperSeveralSources.INSTANCE.sourceToTarget( source1, source2 );
+
+        assertThat( target ).isNotNull();
+        assertThat( target.getSomeProp() ).isEqualTo( "someProp" );
+        assertThat( target.getAnotherProp() ).isEqualTo( "anotherProp" );
+        assertThat( target.getSomeConstant() ).isEqualTo( "stringConstant" );
+    }
+
     private Date getDate(String format, String date) throws ParseException {
         SimpleDateFormat dateFormat = new SimpleDateFormat( format );
         Date result = dateFormat.parse( date );
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/constants/SourceTargetMapperSeveralSources.java b/processor/src/test/java/org/mapstruct/ap/test/source/constants/SourceTargetMapperSeveralSources.java
new file mode 100644
index 000000000..760953a17
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/constants/SourceTargetMapperSeveralSources.java
@@ -0,0 +1,40 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.mapstruct.ap.test.source.constants;
+
+import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
+import org.mapstruct.Mappings;
+import org.mapstruct.factory.Mappers;
+
+/**
+ * @author Sjaak Derksen
+ */
+@Mapper
+public interface SourceTargetMapperSeveralSources {
+
+    SourceTargetMapperSeveralSources INSTANCE = Mappers.getMapper( SourceTargetMapperSeveralSources.class );
+
+    @Mappings({
+        @Mapping(source = "someProp", target = "someProp" ),
+        @Mapping(source = "anotherProp", target = "anotherProp" ),
+        @Mapping(target = "someConstant", constant = "stringConstant"),
+    })
+    Target2 sourceToTarget(Source1 s1, Source2 s2);
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/constants/Target2.java b/processor/src/test/java/org/mapstruct/ap/test/source/constants/Target2.java
new file mode 100644
index 000000000..58d71540c
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/constants/Target2.java
@@ -0,0 +1,56 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.mapstruct.ap.test.source.constants;
+
+
+/**
+ *
+ * @author Sjaak Derksen
+ */
+public class Target2 {
+
+    private String someProp;
+    private String anotherProp;
+    private String someConstant;
+
+    public String getSomeProp() {
+        return someProp;
+    }
+
+    public void setSomeProp( String someProp ) {
+        this.someProp = someProp;
+    }
+
+    public String getAnotherProp() {
+        return anotherProp;
+    }
+
+    public void setAnotherProp( String anotherProp ) {
+        this.anotherProp = anotherProp;
+    }
+
+    public String getSomeConstant() {
+        return someConstant;
+    }
+
+    public void setSomeConstant( String someConstant ) {
+        this.someConstant = someConstant;
+    }
+
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/JavaExpressionTest.java b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/JavaExpressionTest.java
index f38c4b6fa..b17d360b1 100644
--- a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/JavaExpressionTest.java
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/JavaExpressionTest.java
@@ -28,15 +28,17 @@ import org.mapstruct.ap.testutil.WithClasses;
 import org.mapstruct.ap.testutil.runner.AnnotationProcessorTestRunner;
 
 import static org.fest.assertions.Assertions.assertThat;
+import org.mapstruct.ap.testutil.IssueKey;
 
 /**
  * @author Sjaak Derksen
  */
-@WithClasses({ Source.class, Target.class, SourceTargetMapper.class, TimeAndFormat.class })
+@WithClasses({ Source.class, Target.class, TimeAndFormat.class })
 @RunWith(AnnotationProcessorTestRunner.class)
 public class JavaExpressionTest {
 
     @Test
+   @WithClasses({ SourceTargetMapper.class })
     public void testJavaExpressionInsertion() throws ParseException {
         Source source = new Source();
         String format = "dd-MM-yyyy,hh:mm:ss";
@@ -50,8 +52,33 @@ public class JavaExpressionTest {
         assertThat( target ).isNotNull();
         assertThat( target.getTimeAndFormat().getTime() ).isEqualTo( time );
         assertThat( target.getTimeAndFormat().getFormat() ).isEqualTo( format );
+        assertThat( target.getAnotherProp() ).isNull();
     }
 
+    @IssueKey( "255" )
+    @Test
+    @WithClasses({ SourceTargetMapperSeveralSources.class, Source2.class })
+    public void testJavaExpressionInsertionWithSeveralSources() throws ParseException {
+        Source source1 = new Source();
+        String format = "dd-MM-yyyy,hh:mm:ss";
+        Date time = getTime( format, "09-01-2014,01:35:03" );
+
+        source1.setFormat( format );
+        source1.setTime( time );
+
+        Source2 source2 = new Source2();
+        source2.setAnotherProp( "test" );
+
+
+        Target target = SourceTargetMapperSeveralSources.INSTANCE.sourceToTarget( source1, source2 );
+
+        assertThat( target ).isNotNull();
+        assertThat( target.getTimeAndFormat().getTime() ).isEqualTo( time );
+        assertThat( target.getTimeAndFormat().getFormat() ).isEqualTo( format );
+        assertThat( target.getAnotherProp() ).isEqualTo( "test" );
+    }
+
+
     private Date getTime(String format, String date) throws ParseException {
         SimpleDateFormat dateFormat = new SimpleDateFormat( format );
         Date result = dateFormat.parse( date );
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/Source2.java b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/Source2.java
new file mode 100644
index 000000000..1cc5476cb
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/Source2.java
@@ -0,0 +1,37 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.mapstruct.ap.test.source.expressions.java;
+
+/**
+ *
+ * @author Sjaak Derksen
+ */
+public class Source2 {
+
+    private String anotherProp;
+
+    public String getAnotherProp() {
+        return anotherProp;
+    }
+
+    public void setAnotherProp( String anotherProp ) {
+        this.anotherProp = anotherProp;
+    }
+
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/SourceTargetMapper.java b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/SourceTargetMapper.java
index 5a77e48a3..f30b0c17d 100644
--- a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/SourceTargetMapper.java
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/SourceTargetMapper.java
@@ -20,6 +20,7 @@ package org.mapstruct.ap.test.source.expressions.java;
 
 import org.mapstruct.Mapper;
 import org.mapstruct.Mapping;
+import org.mapstruct.Mappings;
 import org.mapstruct.factory.Mappers;
 
 /**
@@ -31,7 +32,10 @@ public interface SourceTargetMapper {
 
     SourceTargetMapper INSTANCE = Mappers.getMapper( SourceTargetMapper.class );
 
-    @Mapping(target = "timeAndFormat", expression = "java( new org.mapstruct.ap.test.source.expressions.java."
-        + "TimeAndFormat( s.getTime(), s.getFormat() ))")
+    @Mappings( {
+        @Mapping( target = "timeAndFormat", expression = "java( new org.mapstruct.ap.test.source.expressions.java."
+                + "TimeAndFormat( s.getTime(), s.getFormat() ))" ),
+        @Mapping( target = "anotherProp", ignore = true )
+    } )
     Target sourceToTarget(Source s);
 }
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/SourceTargetMapperSeveralSources.java b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/SourceTargetMapperSeveralSources.java
new file mode 100644
index 000000000..ed71ba7f0
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/SourceTargetMapperSeveralSources.java
@@ -0,0 +1,41 @@
+/**
+ *  Copyright 2012-2014 Gunnar Morling (http://www.gunnarmorling.de/)
+ *  and/or other contributors as indicated by the @authors tag. See the
+ *  copyright.txt file in the distribution for a full listing of all
+ *  contributors.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+package org.mapstruct.ap.test.source.expressions.java;
+
+import org.mapstruct.Mapper;
+import org.mapstruct.Mapping;
+import org.mapstruct.Mappings;
+import org.mapstruct.factory.Mappers;
+
+/**
+ * @author Sjaak Derksen
+ */
+@Mapper
+public interface SourceTargetMapperSeveralSources {
+
+
+    SourceTargetMapperSeveralSources INSTANCE = Mappers.getMapper( SourceTargetMapperSeveralSources.class );
+
+    @Mappings( {
+        @Mapping( target = "timeAndFormat", expression = "java( new org.mapstruct.ap.test.source.expressions.java."
+                + "TimeAndFormat( s.getTime(), s.getFormat() ))" ),
+        @Mapping( source = "anotherProp", target = "anotherProp" )
+    } )
+    Target sourceToTarget(Source s, Source2 s1);
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/Target.java b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/Target.java
index 201bafcb9..639c6dae4 100644
--- a/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/Target.java
+++ b/processor/src/test/java/org/mapstruct/ap/test/source/expressions/java/Target.java
@@ -24,11 +24,20 @@ package org.mapstruct.ap.test.source.expressions.java;
 public class Target {
 
     private TimeAndFormat timeAndFormat;
+    private String anotherProp;
 
     public TimeAndFormat getTimeAndFormat() {
         return timeAndFormat;
     }
 
+    public String getAnotherProp() {
+        return anotherProp;
+    }
+
+    public void setAnotherProp( String anotherProp ) {
+        this.anotherProp = anotherProp;
+    }
+
     public void setTimeAndFormat(TimeAndFormat timeAndFormat) {
         this.timeAndFormat = timeAndFormat;
     }