diff --git a/cypress/koa/yarn.lock b/cypress/koa/yarn.lock
index 3d0f9ee..fa9a0a2 100644
--- a/cypress/koa/yarn.lock
+++ b/cypress/koa/yarn.lock
@@ -1181,7 +1181,7 @@ esutils@^2.0.2:
 
 event-stream@~3.3.0:
   version "3.3.4"
-  resolved "http://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
+  resolved "https://registry.npmjs.org/event-stream/-/event-stream-3.3.4.tgz#4ab4c9a0f5a54db9338b4c34d86bfce8f4b35571"
   integrity sha1-SrTJoPWlTbkzi0w02Gv86PSzVXE=
   dependencies:
     duplexer "~0.1.1"
@@ -3410,11 +3410,9 @@ type-is@^1.6.16:
     mime-types "~2.1.18"
 
 undefsafe@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/undefsafe/-/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"