diff --git a/common/gal/cairo/cairo_gal.cpp b/common/gal/cairo/cairo_gal.cpp
index 790fb06049..393e851235 100644
--- a/common/gal/cairo/cairo_gal.cpp
+++ b/common/gal/cairo/cairo_gal.cpp
@@ -64,6 +64,7 @@ CAIRO_GAL::CAIRO_GAL( wxWindow* aParent, wxEvtHandler* aMouseListener,
     Connect( wxEVT_RIGHT_DOWN,      wxMouseEventHandler( CAIRO_GAL::skipMouseEvent ) );
     Connect( wxEVT_RIGHT_UP,        wxMouseEventHandler( CAIRO_GAL::skipMouseEvent ) );
     Connect( wxEVT_RIGHT_DCLICK,    wxMouseEventHandler( CAIRO_GAL::skipMouseEvent ) );
+    Connect( wxEVT_MOUSEWHEEL,      wxMouseEventHandler( CAIRO_GAL::skipMouseEvent ) );
 #if defined _WIN32 || defined _WIN64
     Connect( wxEVT_ENTER_WINDOW,    wxMouseEventHandler( CAIRO_GAL::skipMouseEvent ) );
 #endif
diff --git a/common/gal/opengl/opengl_gal.cpp b/common/gal/opengl/opengl_gal.cpp
index 5eb63c31c4..81028d6eea 100644
--- a/common/gal/opengl/opengl_gal.cpp
+++ b/common/gal/opengl/opengl_gal.cpp
@@ -80,6 +80,7 @@ OPENGL_GAL::OPENGL_GAL( wxWindow* aParent, wxEvtHandler* aMouseListener,
     Connect( wxEVT_RIGHT_DOWN,      wxMouseEventHandler( OPENGL_GAL::skipMouseEvent ) );
     Connect( wxEVT_RIGHT_UP,        wxMouseEventHandler( OPENGL_GAL::skipMouseEvent ) );
     Connect( wxEVT_RIGHT_DCLICK,    wxMouseEventHandler( OPENGL_GAL::skipMouseEvent ) );
+    Connect( wxEVT_MOUSEWHEEL,      wxMouseEventHandler( OPENGL_GAL::skipMouseEvent ) );
 #if defined _WIN32 || defined _WIN64
     Connect( wxEVT_ENTER_WINDOW,    wxMouseEventHandler( OPENGL_GAL::skipMouseEvent ) );
 #endif