diff --git a/src/generic/calctrl.cpp b/src/generic/calctrl.cpp
index 97481d564c..e18a64a031 100644
--- a/src/generic/calctrl.cpp
+++ b/src/generic/calctrl.cpp
@@ -33,7 +33,7 @@
     #include "wx/settings.h"
     #include "wx/brush.h"
     #include "wx/combobox.h"
-    #include "wx/listbox"
+    #include "wx/listbox.h"
     #include "wx/stattext.h"
     #include "wx/textctrl.h"
 #endif //WX_PRECOMP