diff --git a/yarn.lock b/yarn.lock
index 05dd9e3..97f9e49 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -210,15 +210,6 @@ chokidar@^3.0.0, chokidar@^3.3.0:
   optionalDependencies:
     fsevents "~2.1.2"
 
-clipboard@^2.0.0:
-  version "2.0.6"
-  resolved "https://registry.npm.taobao.org/clipboard/download/clipboard-2.0.6.tgz?cache=0&sync_timestamp=1583390309617&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fclipboard%2Fdownload%2Fclipboard-2.0.6.tgz#52921296eec0fdf77ead1749421b21c968647376"
-  integrity sha1-UpISlu7A/fd+rRdJQhshyWhkc3Y=
-  dependencies:
-    good-listener "^1.2.2"
-    select "^1.1.2"
-    tiny-emitter "^2.0.0"
-
 cliui@^2.1.0:
   version "2.1.0"
   resolved "https://registry.npm.taobao.org/cliui/download/cliui-2.1.0.tgz#4b475760ff80264c762c3a1719032e91c7fea0d1"
@@ -380,11 +371,6 @@ deepmerge@^4.2.2:
   resolved "https://registry.npm.taobao.org/deepmerge/download/deepmerge-4.2.2.tgz?cache=0&sync_timestamp=1572279586478&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fdeepmerge%2Fdownload%2Fdeepmerge-4.2.2.tgz#44d2ea3679b8f4d4ffba33f03d865fc1e7bf4955"
   integrity sha1-RNLqNnm49NT/ujPwPYZfwee/SVU=
 
-delegate@^3.1.2:
-  version "3.2.0"
-  resolved "https://registry.npm.taobao.org/delegate/download/delegate-3.2.0.tgz#b66b71c3158522e8ab5744f720d8ca0c2af59166"
-  integrity sha1-tmtxwxWFIuirV0T3INjKDCr1kWY=
-
 depd@~1.1.2:
   version "1.1.2"
   resolved "https://registry.npm.taobao.org/depd/download/depd-1.1.2.tgz#9bcd52e14c097763e749b274c4346ed2e560b5a9"
@@ -551,13 +537,6 @@ glob@^7.1.3:
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
-good-listener@^1.2.2:
-  version "1.2.2"
-  resolved "https://registry.npm.taobao.org/good-listener/download/good-listener-1.2.2.tgz#d53b30cdf9313dffb7dc9a0d477096aa6d145c50"
-  integrity sha1-1TswzfkxPf+33JoNR3CWqm0UXFA=
-  dependencies:
-    delegate "^3.1.2"
-
 graceful-fs@^4.1.11, graceful-fs@^4.1.3:
   version "4.2.3"
   resolved "https://registry.npm.taobao.org/graceful-fs/download/graceful-fs-4.2.3.tgz#4a12ff1b60376ef09862c2093edd908328be8423"
@@ -1160,11 +1139,9 @@ pretty-hrtime@^1.0.3:
   integrity sha1-t+PqQkNaTJsnWdmeDyAesZWALuE=
 
 prismjs@^1.17.1:
-  version "1.19.0"
-  resolved "https://registry.npm.taobao.org/prismjs/download/prismjs-1.19.0.tgz#713afbd45c3baca4b321569f2df39e17e729d4dc"
-  integrity sha1-cTr71Fw7rKSzIVafLfOeF+cp1Nw=
-  optionalDependencies:
-    clipboard "^2.0.0"
+  version "1.27.0"
+  resolved "https://registry.yarnpkg.com/prismjs/-/prismjs-1.27.0.tgz#bb6ee3138a0b438a3653dd4d6ce0cc6510a45057"
+  integrity sha512-t13BGPUlFDR7wRB5kQDG4jjl7XeuH6jbJGt11JHPL96qwsEHNX2+68tFXqc1/k+/jALsbSWJKUOT/hcYAZ5LkA==
 
 punycode.js@^2.1.0:
   version "2.1.0"
@@ -1244,11 +1221,6 @@ sax@~1.2.4:
   resolved "https://registry.npm.taobao.org/sax/download/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
   integrity sha1-KBYjTiN4vdxOU1T6tcqold9xANk=
 
-select@^1.1.2:
-  version "1.1.2"
-  resolved "https://registry.npm.taobao.org/select/download/select-1.1.2.tgz#0e7350acdec80b1108528786ec1d4418d11b396d"
-  integrity sha1-DnNQrN7ICxEIUoeG7B1EGNEbOW0=
-
 semver@^5.5.0:
   version "5.7.1"
   resolved "https://registry.npm.taobao.org/semver/download/semver-5.7.1.tgz#a954f931aeba508d307bbf069eff0c01c96116f7"
@@ -1459,11 +1431,6 @@ tildify@^2.0.0:
   resolved "https://registry.npm.taobao.org/tildify/download/tildify-2.0.0.tgz#f205f3674d677ce698b7067a99e949ce03b4754a"
   integrity sha1-8gXzZ01nfOaYtwZ6melJzgO0dUo=
 
-tiny-emitter@^2.0.0:
-  version "2.1.0"
-  resolved "https://registry.npm.taobao.org/tiny-emitter/download/tiny-emitter-2.1.0.tgz#1d1a56edfc51c43e863cbb5382a72330e3555423"
-  integrity sha1-HRpW7fxRxD6GPLtTgqcjMONVVCM=
-
 titlecase@^1.1.2:
   version "1.1.3"
   resolved "https://registry.npm.taobao.org/titlecase/download/titlecase-1.1.3.tgz#fc6d65ff582b0602410768ef1a09b70506313dc3"