diff --git a/recipes-gnome/gtk+/gtk+_2.20.1.bb b/recipes-gnome/gtk+/gtk+_2.20.1.bb
index 9cffee1d0e..c565514a19 100644
--- a/recipes-gnome/gtk+/gtk+_2.20.1.bb
+++ b/recipes-gnome/gtk+/gtk+_2.20.1.bb
@@ -1,5 +1,10 @@
 require gtk+.inc
 
+LIC_FILES_CHKSUM = "file://COPYING;md5=3bf50002aefd002f49e7bb854063f7e7 \
+                    file://gtk/gtk.h;endline=27;md5=c59e0b4490dd135a5726ebf851f9b17f \
+                    file://gdk/gdk.h;endline=27;md5=07db285ec208fb3e0bf7d861b0614202 \
+                    file://tests/testgtk.c;endline=27;md5=262db5db5f776f9863e56df31423e24c"
+
 SRC_URI_append_virtclass-native = " file://no-demos.patch \
 "
 SRC_URI_append = "file://gtk-dnd-grab-deadlock-fix.patch \