diff --git a/site/package.json b/site/package.json
index 76a7d50ff..be56a59e0 100644
--- a/site/package.json
+++ b/site/package.json
@@ -21,7 +21,7 @@
     "hexo-renderer-stylus": "^0.3.1",
     "hexo-server": "^0.3.3",
     "lodash": "^4.17.13",
-    "lunr": "^2.1.2",
+    "lunr": "^2.3.6",
     "uuid": "^3.3.2"
   },
   "devDependencies": {
diff --git a/site/yarn.lock b/site/yarn.lock
index 8d0ed91fb..787d829fc 100644
--- a/site/yarn.lock
+++ b/site/yarn.lock
@@ -3685,10 +3685,10 @@ lru-cache@^4.0.1:
     pseudomap "^1.0.2"
     yallist "^2.1.2"
 
-lunr@^2.1.2:
-  version "2.3.5"
-  resolved "https://registry.yarnpkg.com/lunr/-/lunr-2.3.5.tgz#7b510bad57e948dfb99a71fdff00c1bf9171bdda"
-  integrity sha512-EtnfmHsHJTr3u24sito9JctSxej5Ds0SgUD2Lm+qRHyLgM7BGesFlW14eNh1mil0fV5Muh8gf3dBBXzADlUlzQ==
+lunr@^2.3.6:
+  version "2.3.6"
+  resolved "https://registry.yarnpkg.com/lunr/-/lunr-2.3.6.tgz#f278beee7ffd56ad86e6e478ce02ab2b98c78dd5"
+  integrity sha512-swStvEyDqQ85MGpABCMBclZcLI/pBIlu8FFDtmX197+oEgKloJ67QnB+Tidh0340HmLMs39c4GrkPY3cmkXp6Q==
 
 make-iterator@^1.0.0:
   version "1.0.1"