diff --git a/src/core/global/qnamespace.qdoc b/src/core/global/qnamespace.qdoc
index a0d67bff1..a9efe1c21 100644
--- a/src/core/global/qnamespace.qdoc
+++ b/src/core/global/qnamespace.qdoc
@@ -137,8 +137,6 @@
     \value RightButton     The right button.
     \value MiddleButton    The middle button.
 
-    \omitvalue MouseButtonMask
-
     \sa KeyboardModifier Modifier
 */
 
diff --git a/src/test/qtestmouse.h b/src/test/qtestmouse.h
index 1d7f54b73..9724fbc3b 100644
--- a/src/test/qtestmouse.h
+++ b/src/test/qtestmouse.h
@@ -62,7 +62,6 @@ namespace QTest
             return;
         }
 
-        QTEST_ASSERT(button == Qt::NoButton || button & Qt::MouseButtonMask);
         QTEST_ASSERT(stateKey == 0 || stateKey & Qt::KeyboardModifierMask);
 
         stateKey &= static_cast<unsigned int>(Qt::KeyboardModifierMask);