diff --git a/package-lock.json b/package-lock.json
index 3d8b627..7f5a441 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1429,9 +1429,9 @@
       "integrity": "sha1-t+PqQkNaTJsnWdmeDyAesZWALuE="
     },
     "prismjs": {
-      "version": "1.20.0",
-      "resolved": "https://registry.npm.taobao.org/prismjs/download/prismjs-1.20.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fprismjs%2Fdownload%2Fprismjs-1.20.0.tgz",
-      "integrity": "sha1-m2hfxICjUU7nGY6sajv1AkMZ/wM=",
+      "version": "1.21.0",
+      "resolved": "https://registry.npmjs.org/prismjs/-/prismjs-1.21.0.tgz",
+      "integrity": "sha512-uGdSIu1nk3kej2iZsLyDoJ7e9bnPzIgY0naW/HdknGj61zScaprVEVGHrPoXqI+M9sP0NDnTK2jpkvmldpuqDw==",
       "requires": {
         "clipboard": "^2.0.0"
       }