diff --git a/modules/waf b/modules/waf
index 67b3eac550..51f1529bd2 160000
--- a/modules/waf
+++ b/modules/waf
@@ -1 +1 @@
-Subproject commit 67b3eac550520cd8a7cd1dce0f77820e91fb8ad0
+Subproject commit 51f1529bd20759642e9fd0a8db648da9ba380b18