diff --git a/src/xmlpatterns/api/qcoloringmessagehandler.cpp b/src/xmlpatterns/api/qcoloringmessagehandler.cpp
index f55f96dbe3ca5ed839121f581424edfce395118c..59be09928b9bc63b85cd0ebac4bf3e2779c61f2d 100644
--- a/src/xmlpatterns/api/qcoloringmessagehandler.cpp
+++ b/src/xmlpatterns/api/qcoloringmessagehandler.cpp
@@ -136,11 +136,12 @@ void ColoringMessageHandler::handleMessage(QtMsgType type,
             break;
         }
         case QtCriticalMsg:
+        case QtTraceMsg:
         /* Fallthrough. */
         case QtDebugMsg:
         {
             Q_ASSERT_X(false, Q_FUNC_INFO,
-                       "message() is not supposed to receive QtCriticalMsg or QtDebugMsg.");
+                       "message() is not supposed to receive QtCriticalMsg, QtTraceMsg or QtDebugMsg.");
             return;
         }
     }
diff --git a/tests/auto/xmlpatternssdk/ErrorHandler.cpp b/tests/auto/xmlpatternssdk/ErrorHandler.cpp
index 74a6a6d9b5240bf7bb12ac820924a2d9687758e3..5b21d83a57baabda0b6c2f139a1faf85e08199e3 100644
--- a/tests/auto/xmlpatternssdk/ErrorHandler.cpp
+++ b/tests/auto/xmlpatternssdk/ErrorHandler.cpp
@@ -88,8 +88,7 @@ void qMessageHandler(QtMsgType type, const QMessageLogContext &, const QString &
             return;
         }
         case QtDebugMsg: /* This enum is handled above in the if-clause. */
-        /* Fallthrough. */
-        default:
+        case QtTraceMsg:
         {
             Q_ASSERT(false);
             return;