diff --git a/contrib/Makefile b/contrib/Makefile
index eaf7fe2fd..3a36387b3 100644
--- a/contrib/Makefile
+++ b/contrib/Makefile
@@ -13,5 +13,10 @@ gnome-ssh-askpass2: gnome-ssh-askpass2.c
 		gnome-ssh-askpass2.c -o gnome-ssh-askpass2 \
 		`$(PKG_CONFIG) --libs gtk+-2.0 x11`
 
+gnome-ssh-askpass3: gnome-ssh-askpass2.c
+	$(CC) $(CFLAGS) `$(PKG_CONFIG) --cflags gtk+-3.0` \
+		gnome-ssh-askpass2.c -o gnome-ssh-askpass3 \
+		`$(PKG_CONFIG) --libs gtk+-3.0 x11`
+
 clean:
-	rm -f *.o gnome-ssh-askpass1 gnome-ssh-askpass2 gnome-ssh-askpass
+	rm -f *.o gnome-ssh-askpass gnome-ssh-askpass[123]