diff --git a/docs/changes.txt b/docs/changes.txt
index f5b2e3ba67..cd8c9da99a 100644
--- a/docs/changes.txt
+++ b/docs/changes.txt
@@ -107,6 +107,10 @@ wxOSX:
 
 - Fix dispatching pending events (and CallAfter()) in console applications.
 
+wxQt:
+
+- Fix menu bar background colour (Naser Buhamad).
+
 
 3.1.1: (released 2018-02-19)
 ----------------------------
diff --git a/src/qt/menu.cpp b/src/qt/menu.cpp
index cec2fd1d7d..61d27b7976 100644
--- a/src/qt/menu.cpp
+++ b/src/qt/menu.cpp
@@ -162,13 +162,13 @@ QMenu *wxMenu::GetHandle() const
 wxMenuBar::wxMenuBar()
 {
     m_qtMenuBar  = new QMenuBar();
-    PostCreation();
+    PostCreation(false);
 }
 
 wxMenuBar::wxMenuBar( long WXUNUSED( style ))
 {
     m_qtMenuBar = new QMenuBar();
-    PostCreation();
+    PostCreation(false);
 }
 
 wxMenuBar::wxMenuBar(size_t count, wxMenu *menus[], const wxString titles[], long WXUNUSED( style ))
@@ -178,7 +178,7 @@ wxMenuBar::wxMenuBar(size_t count, wxMenu *menus[], const wxString titles[], lon
     for ( size_t i = 0; i < count; ++i )
         Append( menus[ i ], titles[ i ] );
 
-    PostCreation();
+    PostCreation(false);
 }