diff --git a/package.json b/package.json
index 8f3e75e..3161018 100644
--- a/package.json
+++ b/package.json
@@ -61,7 +61,7 @@
     "less": "^3.0.2",
     "less-loader": "^4.1.0",
     "lodash": "^4.17.15",
-    "node-sass": "~4.9.1",
+    "node-sass": "~4.13.1",
     "pomelo-toolbox": "^1.0.32",
     "postcss-loader": "^2.1.4",
     "pug": "^2.0.4",
diff --git a/yarn.lock b/yarn.lock
index 7550bad..76f77bb 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6778,16 +6778,6 @@ lodash._shimkeys@~2.4.1:
   dependencies:
     lodash._objecttypes "~2.4.1"
 
-lodash.assign@^4.2.0:
-  version "4.2.0"
-  resolved "https://registry.npm.taobao.org/lodash.assign/download/lodash.assign-4.2.0.tgz#0d99f3ccd7a6d261d19bdaeb9245005d285808e7"
-  integrity sha1-DZnzzNem0mHRm9rrkkUAXShYCOc=
-
-lodash.clonedeep@^4.3.2:
-  version "4.5.0"
-  resolved "https://registry.npm.taobao.org/lodash.clonedeep/download/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
-  integrity sha1-4j8/nE+Pvd6HJSnBBxhXoIblzO8=
-
 lodash.defaults@~2.4.1:
   version "2.4.1"
   resolved "https://registry.npm.taobao.org/lodash.defaults/download/lodash.defaults-2.4.1.tgz#a7e8885f05e68851144b6e12a8f3678026bc4c54"
@@ -6847,11 +6837,6 @@ lodash.keys@~2.4.1:
     lodash._shimkeys "~2.4.1"
     lodash.isobject "~2.4.1"
 
-lodash.mergewith@^4.6.0:
-  version "4.6.2"
-  resolved "https://registry.npm.taobao.org/lodash.mergewith/download/lodash.mergewith-4.6.2.tgz#617121f89ac55f59047c7aec1ccd6654c6590f55"
-  integrity sha1-YXEh+JrFX1kEfHrsHM1mVMZZD1U=
-
 lodash.restparam@^3.0.0:
   version "3.6.1"
   resolved "https://registry.npm.taobao.org/lodash.restparam/download/lodash.restparam-3.6.1.tgz#936a4e309ef330a7645ed4145986c85ae5b20805"
@@ -7431,7 +7416,7 @@ mute-stream@0.0.8:
   resolved "https://registry.npm.taobao.org/mute-stream/download/mute-stream-0.0.8.tgz#1630c42b2251ff81e2a283de96a5497ea92e5e0d"
   integrity sha1-FjDEKyJR/4HiooPelqVJfqkuXg0=
 
-nan@^2.10.0, nan@^2.12.1:
+nan@^2.12.1, nan@^2.13.2:
   version "2.14.1"
   resolved "https://registry.npm.taobao.org/nan/download/nan-2.14.1.tgz#d7be34dfa3105b91494c3147089315eff8874b01"
   integrity sha1-174036MQW5FJTDFHCJMV7/iHSwE=
@@ -7553,10 +7538,10 @@ node-releases@^1.1.58:
   resolved "https://registry.npm.taobao.org/node-releases/download/node-releases-1.1.59.tgz?cache=0&sync_timestamp=1594212264030&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fnode-releases%2Fdownload%2Fnode-releases-1.1.59.tgz#4d648330641cec704bff10f8e4fe28e453ab8e8e"
   integrity sha1-TWSDMGQc7HBL/xD45P4o5FOrjo4=
 
-node-sass@~4.9.1:
-  version "4.9.4"
-  resolved "https://registry.npm.taobao.org/node-sass/download/node-sass-4.9.4.tgz#349bd7f1c89422ffe7e1e4b60f2055a69fbc5512"
-  integrity sha1-NJvX8ciUIv/n4eS2DyBVpp+8VRI=
+node-sass@~4.13.1:
+  version "4.13.1"
+  resolved "https://registry.yarnpkg.com/node-sass/-/node-sass-4.13.1.tgz#9db5689696bb2eec2c32b98bfea4c7a2e992d0a3"
+  integrity sha512-TTWFx+ZhyDx1Biiez2nB0L3YrCZ/8oHagaDalbuBSlqXgUPsdkUSzJsVxeDO9LtPB49+Fh3WQl3slABo6AotNw==
   dependencies:
     async-foreach "^0.1.3"
     chalk "^1.1.1"
@@ -7565,12 +7550,10 @@ node-sass@~4.9.1:
     get-stdin "^4.0.1"
     glob "^7.0.3"
     in-publish "^2.0.0"
-    lodash.assign "^4.2.0"
-    lodash.clonedeep "^4.3.2"
-    lodash.mergewith "^4.6.0"
+    lodash "^4.17.15"
     meow "^3.7.0"
     mkdirp "^0.5.1"
-    nan "^2.10.0"
+    nan "^2.13.2"
     node-gyp "^3.8.0"
     npmlog "^4.0.0"
     request "^2.88.0"