diff --git a/Makefile b/Makefile
index 57cf729..78a9d4c 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
-PKG_ID := $(shell yq e ".id" < manifest.yaml)
-PKG_VERSION := $(shell yq e ".version" < manifest.yaml)
+PKG_ID := $(shell yq -e ".id" manifest.yaml)
+PKG_VERSION := $(shell yq -e ".version" manifest.yaml)
 TS_FILES := $(shell find . -name \*.ts )
 
 # delete the target of a rule if it has changed and its recipe exits with a nonzero exit status