diff --git a/lib/mc.ext.in b/lib/mc.ext.in
index efb2151c2..80c8a0bb4 100644
--- a/lib/mc.ext.in
+++ b/lib/mc.ext.in
@@ -225,6 +225,10 @@ regex/\.(7z|7Z)$
 	Open=%cd %p#u7z
 	View=%view{ascii} 7za l %f 2>/dev/null
 
+# Glade, a user interface designer for GTK+ and GNOME
+regex/\.([Gg][Ll][Aa][Dd][Ee])$
+	Open=if glade-3 --version >/dev/null 2>&1; then (glade-3 %f >/dev/null 2>&1 &); else (glade-2 %f >/dev/null 2>&1 &); fi
+
 # Mailboxes
 type/^ASCII\ mail\ text
 	Open=%cd %p#mailfs