diff --git a/package.json b/package.json
index 1ad642f..fb76156 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   },
   "license": "Apache-2.0",
   "devDependencies": {
-    "@vuepress/plugin-back-to-top": "1.7.0",
+    "@vuepress/plugin-back-to-top": "1.7.1",
     "@vuepress/plugin-medium-zoom": "1.7.1",
     "jsdom": "16.4.0",
     "markdown-it-attrs": "3.0.3",
diff --git a/yarn.lock b/yarn.lock
index 2872e1b..98adee0 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1113,10 +1113,10 @@
   dependencies:
     lodash.debounce "^4.0.8"
 
-"@vuepress/plugin-back-to-top@1.7.0":
-  version "1.7.0"
-  resolved "https://registry.yarnpkg.com/@vuepress/plugin-back-to-top/-/plugin-back-to-top-1.7.0.tgz#d4210ddf94a541b49ab72c4bbd820ceaa20ebb64"
-  integrity sha512-KaxhsbHgKMzAmjCOkmpUxNWfHCpWdyU2UT0tMe1cWTc/PLHSS1HYF4C9h1GM2g/zrVNsxerAU1DvJjToyD1lLA==
+"@vuepress/plugin-back-to-top@1.7.1":
+  version "1.7.1"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-back-to-top/-/plugin-back-to-top-1.7.1.tgz#8bdc4a2de95f8244f167b3b3066c2610b88aabeb"
+  integrity sha512-Hw/5kQjqtkHEstifcq4gpdVwS38C3ecruLCUibq3YEES6DJUYZ8tN1oo3FTugYgpXsyn3HxWftyalozcZ2IutA==
   dependencies:
     lodash.debounce "^4.0.8"