diff --git a/Makefile b/Makefile
index 4d31084..7514b9a 100644
--- a/Makefile
+++ b/Makefile
@@ -39,7 +39,7 @@ $(MAKEPAGES): make-pages/*.hs make-pages/make-pages.cabal
 	find dist-newstyle -name make-pages -executable -type f \
 	  -exec cp {} $@ \;
 
-$(TMPDIR)/galleries.d: $(DATADIR)/galleries.yaml $(MAKEPAGES)
+$(TMPDIR)/galleries.d: $(DATADIR)/galleries.yaml $(DATADIR) $(MAKEPAGES)
 	echo "[deps]    "$@
 	mkdir -p $(dir $@)
 	$(MAKEPAGES) $(MPFLAGS) depend-gallery $< -o $@ \