diff --git a/src/generic/msgdlgg.cpp b/src/generic/msgdlgg.cpp
index 0326abef58..2b1b8b33db 100644
--- a/src/generic/msgdlgg.cpp
+++ b/src/generic/msgdlgg.cpp
@@ -76,16 +76,25 @@ wxGenericMessageDialog::wxGenericMessageDialog( wxWindow *parent,
         wxBitmap bitmap;
         switch ( style & wxICON_MASK )
         {
-            case wxICON_ERROR:
-                bitmap = wxArtProvider::GetIcon(wxART_ERROR, wxART_MESSAGE_BOX); break;
-            case wxICON_INFORMATION:
-                bitmap = wxArtProvider::GetIcon(wxART_INFORMATION, wxART_MESSAGE_BOX); break;
-            case wxICON_WARNING:
-                bitmap = wxArtProvider::GetIcon(wxART_WARNING, wxART_MESSAGE_BOX); break;
-            case wxICON_QUESTION:
-                bitmap = wxArtProvider::GetIcon(wxART_QUESTION, wxART_MESSAGE_BOX); break;
             default:
                 wxFAIL_MSG(_T("incorrect log style"));
+                // fall through
+
+            case wxICON_ERROR:
+                bitmap = wxArtProvider::GetIcon(wxART_ERROR, wxART_MESSAGE_BOX);
+                break;
+
+            case wxICON_INFORMATION:
+                bitmap = wxArtProvider::GetIcon(wxART_INFORMATION, wxART_MESSAGE_BOX);
+                break;
+
+            case wxICON_WARNING:
+                bitmap = wxArtProvider::GetIcon(wxART_WARNING, wxART_MESSAGE_BOX);
+                break;
+
+            case wxICON_QUESTION:
+                bitmap = wxArtProvider::GetIcon(wxART_QUESTION, wxART_MESSAGE_BOX);
+                break;
         }
         wxStaticBitmap *icon = new wxStaticBitmap(this, -1, bitmap);
         icon_text->Add( icon, 0, wxCENTER );