diff --git a/package.json b/package.json
index bd5a17c3..2c7ad59b 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,6 @@
     "markdown-it-regexp": "^0.4.0",
     "markdown-it-sub": "^1.0.0",
     "markdown-it-sup": "^1.0.0",
-    "string": "^3.3.3",
     "vue": "^2.0.0"
   },
   "files": [