diff --git a/solenv/gbuild/AutoInstall.mk b/solenv/gbuild/AutoInstall.mk
index cdcef0aad34d..0087b54dee0f 100644
--- a/solenv/gbuild/AutoInstall.mk
+++ b/solenv/gbuild/AutoInstall.mk
@@ -19,7 +19,8 @@ endef
 $(dir $(call gb_AutoInstall_get_target,%)).dir :
 	$(if $(wildcard $(dir $@)),,mkdir -p $(dir $@))
 
-$(call gb_AutoInstall_get_target,%) : $(SRCDIR)/Repository.mk $(GBUILDDIR)/AutoInstall.mk
+$(call gb_AutoInstall_get_target,%) : $(GBUILDDIR)/AutoInstall.mk \
+		$(SRCDIR)/Repository.mk $(SRCDIR)/RepositoryExternal.mk
 	$(call gb_Output_announce,$*,$(true),AIN,3)
 	echo "/* autogenerated installs for group $* */" > $@
 	$(call gb_AutoInstall__make_define,\