diff --git a/src/plugins/debugger/debuggerplugin.cpp b/src/plugins/debugger/debuggerplugin.cpp
index 570fdf8ec58..8d36242fa85 100644
--- a/src/plugins/debugger/debuggerplugin.cpp
+++ b/src/plugins/debugger/debuggerplugin.cpp
@@ -666,6 +666,7 @@ public slots:
     void updateWatchersHeader(int section, int, int newSize)
     {
         m_watchersWindow->header()->resizeSection(section, newSize);
+        m_returnWindow->header()->resizeSection(section, newSize);
     }
 
     void sourceFilesDockToggled(bool on)