diff --git a/vars/dist_gitref.vars b/vars/dist_gitref.vars
index eff4912..4ebab3d 100644
--- a/vars/dist_gitref.vars
+++ b/vars/dist_gitref.vars
@@ -3,7 +3,7 @@
 #
 
 pkg_dist_gitref_all() {
-	git -C "${MIDIPIX_BUILD_PWD}" rev-parse HEAD > "${PREFIX}/build.gitref";
+	(ex_rtl_fileop cd "${MIDIPIX_BUILD_PWD}" && git rev-parse HEAD > "${PREFIX}/build.gitref");
 };
 
 # vim:filetype=sh