diff --git a/bin/utils b/bin/utils
index 742cd1cf356485300259b81a640f31a3c7a3be64..a57d54e747c54d25977af5dd969f77fec764665f 100755
--- a/bin/utils
+++ b/bin/utils
@@ -76,7 +76,7 @@ deep-rm() {
 sub-env() {
 
   WHITELIST=${2:-''}
-  BLACKLIST=${3:-'^(GIT_DIR|PYTHONHOME|PYTHONPATH|LD_LIBRARY_PATH|LIBRARY_PATH|PATH)$'}
+  BLACKLIST=${3:-'^(GIT_DIR|PYTHONHOME|LD_LIBRARY_PATH|LIBRARY_PATH|PATH)$'}
 
   (
     if [ -d "$ENV_DIR" ]; then