diff --git a/Makefile b/Makefile
index ab6fb00c5..38abbec7e 100644
--- a/Makefile
+++ b/Makefile
@@ -37,7 +37,7 @@ testacc: config/y.go libucl
 testrace: config/y.go libucl
 	TF_ACC= go test -race $(TEST) $(TESTARGS)
 
-updatedeps: config/y.go
+updatedeps: config/y.go libucl
 	go get -u -v ./...
 
 config/y.go: config/expr.y