diff --git a/Makefile b/Makefile
index 9ffa276..926dea3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,11 +1,11 @@
-BINDATA_IGNORE = $(shell git ls-files -io --exclude-standard static/ | sed 's/^/-ignore=/;s/[.]/[.]/g')
+BINDATA_IGNORE = $(shell git ls-files -io --exclude-standard $< | sed 's/^/-ignore=/;s/[.]/[.]/g')
 
 dev: dev-assets
 	godep go build
 	@echo "You can now execute ./pgweb"
 
-assets:
-	go-bindata $(BINDATA_OPTS) $(BINDATA_IGNORE) -ignore=[.]gitignore -ignore=[.]gitkeep static/...
+assets: static/
+	go-bindata $(BINDATA_OPTS) $(BINDATA_IGNORE) -ignore=[.]gitignore -ignore=[.]gitkeep $<...
 
 dev-assets:
 	@$(MAKE) --no-print-directory assets BINDATA_OPTS="-debug"