diff --git a/processor/src/main/java/org/mapstruct/ap/conversion/Conversions.java b/processor/src/main/java/org/mapstruct/ap/conversion/Conversions.java
index 22f6b5d76..82c6f0b49 100644
--- a/processor/src/main/java/org/mapstruct/ap/conversion/Conversions.java
+++ b/processor/src/main/java/org/mapstruct/ap/conversion/Conversions.java
@@ -41,6 +41,7 @@ public class Conversions {
 
         register( int.class, Long.class, new IntLongConversion() );
         register( int.class, String.class, new IntStringConversion() );
+        register( Integer.class, String.class, new IntegerStringConversion() );
         register( Enum.class, String.class, new EnumStringConversion() );
     }
 
diff --git a/processor/src/main/java/org/mapstruct/ap/conversion/IntegerStringConversion.java b/processor/src/main/java/org/mapstruct/ap/conversion/IntegerStringConversion.java
new file mode 100644
index 000000000..47f8c63da
--- /dev/null
+++ b/processor/src/main/java/org/mapstruct/ap/conversion/IntegerStringConversion.java
@@ -0,0 +1,31 @@
+/**
+ *  Copyright 2012-2013 Gunnar Morling (http://www.gunnarmorling.de/)
+ *
+ *  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.conversion;
+
+import org.mapstruct.ap.model.Type;
+
+public class IntegerStringConversion implements Conversion {
+
+    @Override
+    public String to(String sourcePropertyAccessor, Type type) {
+        return "String.valueOf( " + sourcePropertyAccessor + " )";
+    }
+
+    @Override
+    public String from(String targetPropertyAccessor, Type type) {
+        return "Integer.parseInt( " + targetPropertyAccessor + " )";
+    }
+}