diff --git a/legacy/elementary/data/themes/Makefile.am b/legacy/elementary/data/themes/Makefile.am
index cf46f4f22f..7f0d7ff78a 100644
--- a/legacy/elementary/data/themes/Makefile.am
+++ b/legacy/elementary/data/themes/Makefile.am
@@ -213,7 +213,8 @@ color_picker_opacity.png \
 icon_arrow_down_left.png \
 icon_arrow_down_right.png \
 icon_arrow_up_left.png \
-icon_arrow_up_right.png
+icon_arrow_up_right.png \
+thumb_shadow.png
 
 default.edj: Makefile $(EXTRA_DIST)
 	$(EDJE_CC) $(EDJE_FLAGS) \