diff --git a/package.json b/package.json
index b7863c453..cb038c0c5 100644
--- a/package.json
+++ b/package.json
@@ -47,7 +47,7 @@
     "localtunnel": "1.8.2",
     "micromatch": "2.3.11",
     "opn": "4.0.2",
-    "portscanner": "^1.0.0",
+    "portscanner": "2.1.1",
     "qs": "6.2.1",
     "resp-modifier": "6.0.2",
     "rx": "4.1.0",