1 files changed, 1 insertions, 1 deletions
diff --git a/src/tools/qdoc/htmlgenerator.h b/src/tools/qdoc/htmlgenerator.h
index 8cd8664dfc..f2525327e8 100644
--- a/src/tools/qdoc/htmlgenerator.h
+++ b/src/tools/qdoc/htmlgenerator.h
@@ -164,7 +164,7 @@ private:
                              const Node *relative,
                              const NodeMap &classMap,
                              bool includeAlphabet,
-                             QString commonPrefix = QString());
+                             QString commonPrefix);
     void generateFunctionIndex(const Node *relative);
     void generateLegaleseList(const Node *relative, CodeMarker *marker);
     void generateOverviewList(const Node *relative);