diff --git a/processor/src/main/java/org/mapstruct/ap/internal/model/common/Type.java b/processor/src/main/java/org/mapstruct/ap/internal/model/common/Type.java
index 6fd311338..c668b207f 100644
--- a/processor/src/main/java/org/mapstruct/ap/internal/model/common/Type.java
+++ b/processor/src/main/java/org/mapstruct/ap/internal/model/common/Type.java
@@ -309,8 +309,8 @@ public class Type extends ModelElement implements Comparable<Type> {
             result.addAll( parameter.getImportTypes() );
         }
 
-        if ( boundingBase != null ) {
-            result.addAll( boundingBase.getImportTypes() );
+        if ( ( isWildCardExtendsBound() || isWildCardSuperBound() ) && getTypeBound() != null ) {
+            result.addAll( getTypeBound().getImportTypes() );
         }
 
         return result;
diff --git a/processor/src/main/resources/org/mapstruct/ap/internal/model/common/Type.ftl b/processor/src/main/resources/org/mapstruct/ap/internal/model/common/Type.ftl
index 1d63cb320..15fbc47d8 100644
--- a/processor/src/main/resources/org/mapstruct/ap/internal/model/common/Type.ftl
+++ b/processor/src/main/resources/org/mapstruct/ap/internal/model/common/Type.ftl
@@ -1,3 +1,4 @@
+<#-- @ftlvariable name="" type="org.mapstruct.ap.internal.model.common.Type" -->
 
 <#--
 
diff --git a/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/Issue543Mapper.java b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/Issue543Mapper.java
new file mode 100644
index 000000000..798870ced
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/Issue543Mapper.java
@@ -0,0 +1,34 @@
+/**
+ *  Copyright 2012-2017 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.bugs._543;
+
+import java.util.List;
+
+import org.mapstruct.Mapper;
+import org.mapstruct.ap.test.bugs._543.dto.Source;
+import org.mapstruct.ap.test.bugs._543.dto.Target;
+
+/**
+ * @author Filip Hrisafov
+ */
+@Mapper(uses = { SourceUtil.class })
+public interface Issue543Mapper {
+
+    List<Target> map(List<? extends Source> source);
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/Issue543Test.java b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/Issue543Test.java
new file mode 100644
index 000000000..a1f43a379
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/Issue543Test.java
@@ -0,0 +1,45 @@
+/**
+ *  Copyright 2012-2017 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.bugs._543;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mapstruct.ap.test.bugs._543.dto.Source;
+import org.mapstruct.ap.test.bugs._543.dto.Target;
+import org.mapstruct.ap.testutil.IssueKey;
+import org.mapstruct.ap.testutil.WithClasses;
+import org.mapstruct.ap.testutil.runner.AnnotationProcessorTestRunner;
+
+/**
+ * @author Filip Hrisafov
+ */
+@RunWith(AnnotationProcessorTestRunner.class)
+@IssueKey("543")
+@WithClasses({
+    Issue543Mapper.class,
+    Source.class,
+    SourceUtil.class,
+    Target.class
+})
+public class Issue543Test {
+
+    @Test
+    public void shouldCompile() {
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/SourceUtil.java b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/SourceUtil.java
new file mode 100644
index 000000000..7c5808fb8
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/SourceUtil.java
@@ -0,0 +1,39 @@
+/**
+ *  Copyright 2012-2017 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.bugs._543;
+
+import org.mapstruct.ap.test.bugs._543.dto.Source;
+import org.mapstruct.ap.test.bugs._543.dto.Target;
+
+/**
+ * @author Filip Hrisafov
+ */
+public class SourceUtil {
+
+    private SourceUtil() {
+
+    }
+
+    public static Target from(Source source) {
+        if ( source == null ) {
+            return null;
+        }
+        return new Target( source.getString() );
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/dto/Source.java b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/dto/Source.java
new file mode 100644
index 000000000..1c6148d5f
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/dto/Source.java
@@ -0,0 +1,35 @@
+/**
+ *  Copyright 2012-2017 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.bugs._543.dto;
+
+/**
+ * @author Filip Hrisafov
+ */
+public class Source {
+
+    private String string;
+
+    public String getString() {
+        return string;
+    }
+
+    public void setString(String string) {
+        this.string = string;
+    }
+}
diff --git a/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/dto/Target.java b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/dto/Target.java
new file mode 100644
index 000000000..25a423db9
--- /dev/null
+++ b/processor/src/test/java/org/mapstruct/ap/test/bugs/_543/dto/Target.java
@@ -0,0 +1,31 @@
+/**
+ *  Copyright 2012-2017 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.bugs._543.dto;
+
+/**
+ * @author Filip Hrisafov
+ */
+public class Target {
+
+    private final String string;
+
+    public Target(String string) {
+        this.string = string;
+    }
+}