diff --git a/yarn.lock b/yarn.lock
index 0ca19b6..4b2b6ee 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1589,8 +1589,8 @@ buffer-crc32@~0.2.3:
   resolved "https://registry.npm.taobao.org/buffer-crc32/download/buffer-crc32-0.2.13.tgz#0d333e3f00eac50aa1454abd30ef8c2a5d9a7242"
 
 buffer-from@^1.0.0:
-  version "1.1.1"
-  resolved "https://registry.npm.taobao.org/buffer-from/download/buffer-from-1.1.1.tgz#32713bc028f75c02fdb710d7c7bcec1f2c6070ef"
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/buffer-from/-/buffer-from-1.1.2.tgz#2b146a6fd72e80b4f55d255f35ed59a3a9a41bd5"
 
 buffer-indexof@^1.0.0:
   version "1.1.1"
@@ -2033,7 +2033,7 @@ commander@2.9.0:
 
 commander@^2.13.0, commander@^2.19.0, commander@^2.20.0, commander@~2.20.3:
   version "2.20.3"
-  resolved "https://registry.npm.taobao.org/commander/download/commander-2.20.3.tgz?cache=0&sync_timestamp=1584148407069&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fcommander%2Fdownload%2Fcommander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
+  resolved "https://registry.yarnpkg.com/commander/-/commander-2.20.3.tgz#fd485e84c03eb4881c20722ba48035e8531aeb33"
 
 commander@^4.1.1:
   version "4.1.1"
@@ -8262,16 +8262,9 @@ source-map-support@^0.4.15:
   dependencies:
     source-map "^0.5.6"
 
-source-map-support@^0.5.0:
-  version "0.5.19"
-  resolved "https://registry.npm.taobao.org/source-map-support/download/source-map-support-0.5.19.tgz?cache=0&sync_timestamp=1587719289626&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fsource-map-support%2Fdownload%2Fsource-map-support-0.5.19.tgz#a98b62f86dcaf4f67399648c085291ab9e8fed61"
-  dependencies:
-    buffer-from "^1.0.0"
-    source-map "^0.6.0"
-
-source-map-support@~0.5.12:
-  version "0.5.18"
-  resolved "https://registry.npm.taobao.org/source-map-support/download/source-map-support-0.5.18.tgz?cache=0&sync_timestamp=1587487772052&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fsource-map-support%2Fdownload%2Fsource-map-support-0.5.18.tgz#f5f33489e270bd7f7d7e7b8debf283f3a4066960"
+source-map-support@^0.5.0, source-map-support@~0.5.12:
+  version "0.5.21"
+  resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.21.tgz#04fe7c7f9e1ed2d662233c28cb2b35b9f63f6e4f"
   dependencies:
     buffer-from "^1.0.0"
     source-map "^0.6.0"
@@ -8692,8 +8685,8 @@ terser-webpack-plugin@^1.4.3:
     worker-farm "^1.7.0"
 
 terser@^4.1.2, terser@^4.6.3:
-  version "4.6.11"
-  resolved "https://registry.npm.taobao.org/terser/download/terser-4.6.11.tgz#12ff99fdd62a26de2a82f508515407eb6ccd8a9f"
+  version "4.8.1"
+  resolved "https://registry.yarnpkg.com/terser/-/terser-4.8.1.tgz#a00e5634562de2239fd404c649051bf6fc21144f"
   dependencies:
     commander "^2.20.0"
     source-map "~0.6.1"