diff --git a/processor/src/test/java/org/mapstruct/ap/testutil/runner/CompilingStatement.java b/processor/src/test/java/org/mapstruct/ap/testutil/runner/CompilingStatement.java
index e735db715..e8c09bec9 100644
--- a/processor/src/test/java/org/mapstruct/ap/testutil/runner/CompilingStatement.java
+++ b/processor/src/test/java/org/mapstruct/ap/testutil/runner/CompilingStatement.java
@@ -329,7 +329,7 @@ abstract class CompilingStatement extends Statement {
                         actual.getLine(),
                         actual.getKind()
                     )
-                ).matches( "(?ms).*" + expected.getMessage() + ".*" );
+                ).matches( "(?ms).*" + expected.getMessageRegex() + ".*" );
             }
         }
     }