diff --git a/site/package.json b/site/package.json
index 11b251bde..96f589e5e 100644
--- a/site/package.json
+++ b/site/package.json
@@ -21,7 +21,7 @@
     "hexo-renderer-sass": "^0.4.0",
     "hexo-renderer-stylus": "^1.1.0",
     "hexo-server": "^1.0.0",
-    "lodash": "^4.17.13",
+    "lodash": "^4.17.19",
     "lunr": "^2.3.8",
     "uuid": "^7.0.2"
   },
diff --git a/site/yarn.lock b/site/yarn.lock
index d9147358f..100fa734f 100644
--- a/site/yarn.lock
+++ b/site/yarn.lock
@@ -3514,10 +3514,10 @@ lodash@^3.6.0:
   resolved "https://registry.yarnpkg.com/lodash/-/lodash-3.10.1.tgz#5bf45e8e49ba4189e17d482789dfd15bd140b7b6"
   integrity sha1-W/Rejkm6QYnhfUgnid/RW9FAt7Y=
 
-lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.13, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.4, lodash@~4.17.10:
-  version "4.17.15"
-  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.15.tgz#b447f6670a0455bbfeedd11392eff330ea097548"
-  integrity sha512-8xOcRHvCjnocdS5cpwXQXVzmmh5e5+saE2QGoeQmbKmRS6J3VQppPOIt0MnmE+4xlZoumy0GPG0D0MVIQbNA1A==
+lodash@^4.0.0, lodash@^4.17.10, lodash@^4.17.11, lodash@^4.17.14, lodash@^4.17.15, lodash@^4.17.19, lodash@^4.17.4, lodash@~4.17.10:
+  version "4.17.19"
+  resolved "https://registry.yarnpkg.com/lodash/-/lodash-4.17.19.tgz#e48ddedbe30b3321783c5b4301fbd353bc1e4a4b"
+  integrity sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ==
 
 longest@^1.0.1:
   version "1.0.1"