diff --git a/gtk/gtk-win32-base.css b/gtk/gtk-win32-base.css
index 24e2f9471a..c4d340c279 100644
--- a/gtk/gtk-win32-base.css
+++ b/gtk/gtk-win32-base.css
@@ -129,7 +129,7 @@ GtkAssistant .sidebar .highlight {
     border-width: 0;
     -GtkWidget-focus-line-width: 1;
     -GtkWidget-focus-padding: 3;
-    -GtkButton-interior-focuse: true;
+    -GtkButton-interior-focus: true;
     padding: 3px;
 }