diff --git a/devel/fortran-utils/files/patch-sum b/devel/fortran-utils/files/patch-sum
new file mode 100644
index 000000000000..2136faab376c
--- /dev/null
+++ b/devel/fortran-utils/files/patch-sum
@@ -0,0 +1,4 @@
+$NetBSD: patch-sum,v 1.1 2001/03/08 10:18:01 wiz Exp $
+
+SHA1 (patch-aa) = ee581aa30dca69444485225695d2e9e013251b6d
+SHA1 (patch-ab) = 997cc5596047c4dc4c3dd07119e7045c0c5b89f8