diff --git a/package.json b/package.json
index 2c4fdf7..067d8d5 100644
--- a/package.json
+++ b/package.json
@@ -26,7 +26,7 @@
   "devDependencies": {
     "@babel/core": "^7.3.4",
     "@vuepress/plugin-active-header-links": "^1.0.0-alpha.44",
-    "@vuepress/plugin-back-to-top": "^1.0.0-alpha.44",
+    "@vuepress/plugin-back-to-top": "^1.2.0",
     "@vuepress/plugin-google-analytics": "^1.0.0-alpha.0",
     "@vuepress/plugin-medium-zoom": "^1.0.0-alpha.0",
     "@vuepress/plugin-nprogress": "^1.0.0-alpha.44",
diff --git a/yarn.lock b/yarn.lock
index ab83592..09dbad1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1136,10 +1136,10 @@
   dependencies:
     lodash.throttle "^4.1.1"
 
-"@vuepress/plugin-back-to-top@^1.0.0-alpha.44":
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/@vuepress/plugin-back-to-top/-/plugin-back-to-top-1.0.2.tgz#54b8cd65101b2b660a728d4c7d1203f2aa7a028f"
-  integrity sha512-dZDFzQdr7GZEq7r1TsSaOCDEkp8Zc1hz3IA18Il4yjPPhaHJUv6fBA1sQJPZfJJ1xEg1TN0GSQyhcjfS5m3Frw==
+"@vuepress/plugin-back-to-top@^1.2.0":
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/@vuepress/plugin-back-to-top/-/plugin-back-to-top-1.2.0.tgz#f6bb2f57317e94a6b0b6854719f3088481f2c0dd"
+  integrity sha512-QGFT5llXnqs/nrUmNql4jZuqo5VTKx/hsK9j1uNRdGBkyiqMs6h+brSpwTKtUqh/XwsCGn7FGPZLaYNkw7Oi8w==
   dependencies:
     lodash.debounce "^4.0.8"
 
@@ -3812,16 +3812,16 @@ eslint-scope@^4.0.0, eslint-scope@^4.0.3:
     estraverse "^4.1.1"
 
 eslint-utils@^1.3.1:
-  version "1.4.0"
-  resolved "https://registry.yarnpkg.com/eslint-utils/-/eslint-utils-1.4.0.tgz#e2c3c8dba768425f897cf0f9e51fe2e241485d4c"
-  integrity sha512-7ehnzPaP5IIEh1r1tkjuIrxqhNkzUJa9z3R92tLJdZIVdWaczEhr3EbhGtsMrVxi1KeR8qA7Off6SWc5WNQqyQ==
+  version "1.4.2"
+  resolved "https://registry.yarnpkg.com/eslint-utils/-/eslint-utils-1.4.2.tgz#166a5180ef6ab7eb462f162fd0e6f2463d7309ab"
+  integrity sha512-eAZS2sEUMlIeCjBeubdj45dmBHQwPHWyBcT1VSYB7o9x9WRRqKxyUoiXlRjyAwzN7YEzHJlYg0NmzDRWx6GP4Q==
   dependencies:
     eslint-visitor-keys "^1.0.0"
 
 eslint-visitor-keys@^1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#3f3180fb2e291017716acb4c9d6d5b5c34a6a81d"
-  integrity sha512-qzm/XxIbxm/FHyH341ZrbnMUpe+5Bocte9xkmFMzPMjRaZMcXww+MpBptFvtU+79L362nqiLhekCxCxDPaUMBQ==
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/eslint-visitor-keys/-/eslint-visitor-keys-1.1.0.tgz#e2a82cea84ff246ad6fb57f9bde5b46621459ec2"
+  integrity sha512-8y9YjtM1JBJU/A9Kc+SbaOV4y29sSWckBwMHa+FGtVj5gN/sbnKDf6xJUl+8g7FAij9LVaP8C24DUiH/f/2Z9A==
 
 eslint@^5.15.2:
   version "5.16.0"