diff --git a/src/qt/glcanvas.cpp b/src/qt/glcanvas.cpp
index 65fc21739a..653b399af6 100644
--- a/src/qt/glcanvas.cpp
+++ b/src/qt/glcanvas.cpp
@@ -19,6 +19,7 @@ public:
         : wxQtEventSignalHandler(parent, handler)
         {
             setFormat(format);
+            setAutoBufferSwap( false );
         }
 
 protected: