diff --git a/package/m4/m4.hash b/package/m4/m4.hash
new file mode 100644
index 0000000000..38214dc967
--- /dev/null
+++ b/package/m4/m4.hash
@@ -0,0 +1,2 @@
+# Locally calculated after checking pgp signature
+sha256	f0543c3beb51fa6b3337d8025331591e0e18d8ec2886ed391f1aade43477d508	m4-1.4.17.tar.xz