diff --git a/util/_utils.sh b/util/_utils.sh
index 8bd3e5da85..eb9a1d3c26 100755
--- a/util/_utils.sh
+++ b/util/_utils.sh
@@ -24,9 +24,13 @@ function _assert() {
 # reverse-susbstitute well known paths for use as tidier debug logging
 function _relativize() {
     test ! -v DEBUG || { echo "$@" ; return 0; }
-    local rel="$@"
-    for x in build_dir source_dir root_dir gha_fsvr_dir fsvr_dir fsvr_cache_dir nunja_dir p373r_dir openvr_dir ; do
-      test ! -v $x || rel=${rel//${!x}/\{${x}\}}
+    local rel="$@" x=
+    for x in build_dir source_dir root_dir ghash gha_fsvr_dir fsvr_dir fsvr_cache_dir nunja_dir p373r_dir openvr_dir ; do
+      test ! -v $x || {
+        local y="$( echo "${!x}" | tr \\ / )"
+	rel=${rel//${!x}/\{${x}\}}
+	rel=${rel//${y}/\{${x}\}}
+      }
     done
     echo $rel
 }