diff --git a/admin/coccinelle/build_string.cocci b/admin/coccinelle/build_string.cocci
index d47727018dd..9421a140658 100644
--- a/admin/coccinelle/build_string.cocci
+++ b/admin/coccinelle/build_string.cocci
@@ -4,3 +4,9 @@ identifier I;
 @@
 - make_string (I, strlen (I))
 + build_string (I)
+
+@@
+constant C;
+@@
+- make_string (C, strlen (C))
++ build_string (C)