diff --git a/static/sliptree-bootstrap-tokenfield/package.json b/static/sliptree-bootstrap-tokenfield/package.json
old mode 100755
new mode 100644
index 761b38a..152a8a6
--- a/static/sliptree-bootstrap-tokenfield/package.json
+++ b/static/sliptree-bootstrap-tokenfield/package.json
@@ -48,7 +48,7 @@
     "jsdom": "^0.10.1",
     "jquery-simulate-ext": "^1.3.0",
     "grunt-exec": "^0.4.5",
-    "semver": "^2.2.1"
+    "semver": "^7.1.3"
   },
   "dependencies": {
     "jquery": "^2.1.0"