diff --git a/blog-proto/yarn.lock b/blog-proto/yarn.lock
index 1400125..926b350 100644
--- a/blog-proto/yarn.lock
+++ b/blog-proto/yarn.lock
@@ -1642,11 +1642,9 @@ touch@^3.1.0:
     nopt "~1.0.10"
 
 undefsafe@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.npm.taobao.org/undefsafe/download/undefsafe-2.0.2.tgz#225f6b9e0337663e0d8e7cfd686fc2836ccace76"
-  integrity sha1-Il9rngM3Zj4Njnz9aG/Cg2zKznY=
-  dependencies:
-    debug "^2.2.0"
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/undefsafe/-/undefsafe-2.0.5.tgz#38733b9327bdcd226db889fb723a6efd162e6e2c"
+  integrity sha512-WxONCrssBM8TSPRqN5EmsjVrsv4A8X12J4ArBiiayv3DyyG3ZlIg6yysuuSYdZsVz3TKcTg2fd//Ujd4CHV1iA==
 
 union-value@^1.0.0:
   version "1.0.0"