diff --git a/element/yarn.lock b/element/yarn.lock
index 248af15..7f80e53 100644
--- a/element/yarn.lock
+++ b/element/yarn.lock
@@ -1803,11 +1803,6 @@ combined-stream@^1.0.6, combined-stream@~1.0.6:
   dependencies:
     delayed-stream "~1.0.0"
 
-commander@2.20.0:
-  version "2.20.0"
-  resolved "https://registry.npm.taobao.org/commander/download/commander-2.20.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fcommander%2Fdownload%2Fcommander-2.20.0.tgz#d58bb2b5c1ee8f87b0d340027e9e94e222c5a422"
-  integrity sha1-1YuytcHuj4ew00ACfp6U4iLFpCI=
-
 commander@^2.19.0:
   version "2.20.3"
   resolved "https://registry.npm.taobao.org/commander/download/commander-2.20.3.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fcommander%2Fdownload%2Fcommander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
@@ -2880,13 +2875,14 @@ hammerjs@^2.0.8:
   integrity sha1-BO93hiz/K7edMPdpIJWTAiK/YPE=
 
 handlebars@^4.1.2:
-  version "4.4.3"
-  resolved "https://registry.npm.taobao.org/handlebars/download/handlebars-4.4.3.tgz#180bae52c1d0e9ec0c15d7e82a4362d662762f6e"
-  integrity sha1-GAuuUsHQ6ewMFdfoKkNi1mJ2L24=
+  version "4.7.7"
+  resolved "https://registry.yarnpkg.com/handlebars/-/handlebars-4.7.7.tgz#9ce33416aad02dbd6c8fafa8240d5d98004945a1"
+  integrity sha512-aAcXm5OAfE/8IXkcZvCepKU3VzW1/39Fb5ZuqMtgI/hT8X2YgoMvBY5dLhq/cpOvw7Lk1nK/UF71aLG/ZnVYRA==
   dependencies:
+    minimist "^1.2.5"
     neo-async "^2.6.0"
-    optimist "^0.6.1"
     source-map "^0.6.1"
+    wordwrap "^1.0.0"
   optionalDependencies:
     uglify-js "^3.1.4"
 
@@ -4445,15 +4441,15 @@ minimist@0.0.8:
   resolved "https://registry.npm.taobao.org/minimist/download/minimist-0.0.8.tgz#857fcabfc3397d2625b8228262e86aa7a011b05d"
   integrity sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=
 
-minimist@1.2.0, minimist@^1.1.1, minimist@^1.2.0:
+minimist@1.2.0:
   version "1.2.0"
   resolved "https://registry.npm.taobao.org/minimist/download/minimist-1.2.0.tgz#a35008b20f41383eec1fb914f4cd5df79a264284"
   integrity sha1-o1AIsg9BOD7sH7kU9M1d95omQoQ=
 
-minimist@~0.0.1:
-  version "0.0.10"
-  resolved "https://registry.npm.taobao.org/minimist/download/minimist-0.0.10.tgz#de3f98543dbf96082be48ad1a0c7cda836301dcf"
-  integrity sha1-3j+YVD2/lggr5IrRoMfNqDYwHc8=
+minimist@^1.1.1, minimist@^1.2.0, minimist@^1.2.5:
+  version "1.2.5"
+  resolved "https://registry.yarnpkg.com/minimist/-/minimist-1.2.5.tgz#67d66014b66a6a8aaa0c083c5fd58df4e4e97602"
+  integrity sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==
 
 minipass@^2.6.0, minipass@^2.8.6, minipass@^2.9.0:
   version "2.9.0"
@@ -4558,9 +4554,9 @@ negotiator@0.6.2:
   integrity sha1-/qz3zPUlp3rpY0Q2pkiD/+yjRvs=
 
 neo-async@^2.6.0:
-  version "2.6.1"
-  resolved "https://registry.npm.taobao.org/neo-async/download/neo-async-2.6.1.tgz#ac27ada66167fa8849a6addd837f6b189ad2081c"
-  integrity sha1-rCetpmFn+ohJpq3dg39rGJrSCBw=
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/neo-async/-/neo-async-2.6.2.tgz#b4aafb93e3aeb2d8174ca53cf163ab7d7308305f"
+  integrity sha512-Yd3UES5mWCSqR+qNT93S3UoYUkqAZ9lLg8a7g9rimsWmYGK8cVToA4/sF3RrshdyV3sAGMXVUmpMYOw+dLpOuw==
 
 nice-try@^1.0.4:
   version "1.0.5"
@@ -4829,14 +4825,6 @@ opn@4.0.2:
     object-assign "^4.0.1"
     pinkie-promise "^2.0.0"
 
-optimist@^0.6.1:
-  version "0.6.1"
-  resolved "https://registry.npm.taobao.org/optimist/download/optimist-0.6.1.tgz#da3ea74686fa21a19a111c326e90eb15a0196686"
-  integrity sha1-2j6nRob6IaGaERwybpDrFaAZZoY=
-  dependencies:
-    minimist "~0.0.1"
-    wordwrap "~0.0.2"
-
 optionator@^0.8.1, optionator@^0.8.2:
   version "0.8.2"
   resolved "https://registry.npm.taobao.org/optionator/download/optionator-0.8.2.tgz#364c5e409d3f4d6301d6c0b4c05bba50180aeb64"
@@ -6386,12 +6374,9 @@ uglify-es@^3.1.9:
     source-map "~0.6.1"
 
 uglify-js@^3.1.4:
-  version "3.6.1"
-  resolved "https://registry.npm.taobao.org/uglify-js/download/uglify-js-3.6.1.tgz#ae7688c50e1bdcf2f70a0e162410003cf9798311"
-  integrity sha1-rnaIxQ4b3PL3Cg4WJBAAPPl5gxE=
-  dependencies:
-    commander "2.20.0"
-    source-map "~0.6.1"
+  version "3.13.5"
+  resolved "https://registry.yarnpkg.com/uglify-js/-/uglify-js-3.13.5.tgz#5d71d6dbba64cf441f32929b1efce7365bb4f113"
+  integrity sha512-xtB8yEqIkn7zmOyS2zUNBsYCBRhDkvlNxMMY2smuJ/qA8NCHeQvKCF3i9Z4k8FJH4+PJvZRtMrPynfZ75+CSZw==
 
 ultron@1.0.x:
   version "1.0.2"
@@ -6608,14 +6593,9 @@ wide-align@^1.1.0:
 
 wordwrap@^1.0.0, wordwrap@~1.0.0:
   version "1.0.0"
-  resolved "https://registry.npm.taobao.org/wordwrap/download/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
+  resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
   integrity sha1-J1hIEIkUVqQXHI0CJkQa3pDLyus=
 
-wordwrap@~0.0.2:
-  version "0.0.3"
-  resolved "https://registry.npm.taobao.org/wordwrap/download/wordwrap-0.0.3.tgz#a3d5da6cd5c0bc0008d37234bbaf1bed63059107"
-  integrity sha1-o9XabNXAvAAI03I0u68b7WMFkQc=
-
 wrap-ansi@^2.0.0:
   version "2.1.0"
   resolved "https://registry.npm.taobao.org/wrap-ansi/download/wrap-ansi-2.1.0.tgz#d8fc3d284dd05794fe84973caecdd1cf824fdd85"