diff --git a/processor/src/test/java/org/mapstruct/ap/test/collection/erroneous/ErroneousCollectionMappingTest.java b/processor/src/test/java/org/mapstruct/ap/test/collection/erroneous/ErroneousCollectionMappingTest.java
index 0d57916bb..df9fe63f5 100644
--- a/processor/src/test/java/org/mapstruct/ap/test/collection/erroneous/ErroneousCollectionMappingTest.java
+++ b/processor/src/test/java/org/mapstruct/ap/test/collection/erroneous/ErroneousCollectionMappingTest.java
@@ -63,7 +63,7 @@ public class ErroneousCollectionMappingTest extends MapperTestBase {
                 kind = Kind.ERROR,
                 line = 26,
                 messageRegExp = "Can't map property \"java\\.util\\.Set<java\\.lang\\.String> fooSet\" to" +
-                        " \"java\\.util\\.Set<java\\.lang\\.Long> fooSet\""),
+                        " \"java\\.util\\.Set<java\\.lang\\.Long> fooSet\"" )
         }
     )
     public void shouldFailToGenerateImplementationDueToDifferentlyParameterizedCollections() {
diff --git a/processor/src/test/java/org/mapstruct/ap/test/erroneous/attributereference/ErroneousMappingsTest.java b/processor/src/test/java/org/mapstruct/ap/test/erroneous/attributereference/ErroneousMappingsTest.java
index 2f337fa7b..10d72bb9a 100644
--- a/processor/src/test/java/org/mapstruct/ap/test/erroneous/attributereference/ErroneousMappingsTest.java
+++ b/processor/src/test/java/org/mapstruct/ap/test/erroneous/attributereference/ErroneousMappingsTest.java
@@ -60,7 +60,7 @@ public class ErroneousMappingsTest extends MapperTestBase {
             @Diagnostic(type = ErroneousMapper.class,
                 kind = Kind.WARNING,
                 line = 36,
-                messageRegExp = "Unmapped target property: \"bar\""),
+                messageRegExp = "Unmapped target property: \"bar\"")
         }
     )
     public void shouldFailToGenerateMappings() {