diff --git a/src/motif/window.cpp b/src/motif/window.cpp
index 5f84cf1442..eb0db82edf 100644
--- a/src/motif/window.cpp
+++ b/src/motif/window.cpp
@@ -641,7 +641,7 @@ void wxWindow::SetLabel(const wxString& label)
 
 wxString wxWindow::GetLabel() const
 {
-    char *label;
+    char *label = NULL;
     XtVaGetValues((Widget)GetMainWidget(), XmNtitle, &label, NULL);
 
     return wxString(label);