diff --git a/src/macros.mk b/src/macros.mk
index 450c8d5..c07e458 100644
--- a/src/macros.mk
+++ b/src/macros.mk
@@ -54,7 +54,7 @@ define folder-list
 endef
 
 define gen-target
-out/$(1)/index.json: $(shell $(call dep-list,$(1))) | out
+out/$(1)/index.json: $(shell $(call dep-list,$(1))) $(shell find packages/$(1)) | out
 	$(call build,$(1))
 endef