diff --git a/hidden.cfg b/hidden.cfg
index 59ee63c..8a6d0b0 100644
--- a/hidden.cfg
+++ b/hidden.cfg
@@ -73,7 +73,7 @@ package {
 
 package {
   name: "spirv-headers"
-  type: PACKAGE_TYPE_NORMAL_SRC
+  type: PACKAGE_TYPE_NORMAL_FORK
   repository {
     name: "hidden"
     include_filter: "spirv-headers-devel.noarch"