diff --git a/yarn.lock b/yarn.lock
index 99c61a4..23334e1 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1779,7 +1779,7 @@ event-emitter@~0.3.5:
 
 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"
   dependencies:
     duplexer "~0.1.1"
     from "~0"
@@ -3505,7 +3505,7 @@ onecolor@^3.0.4:
 
 onetime@^1.0.0:
   version "1.1.0"
-  resolved "http://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
+  resolved "https://registry.npmjs.org/onetime/-/onetime-1.1.0.tgz#a1f7838f8314c516f05ecefcbc4ccfe04b4ed789"
 
 onetime@^2.0.0:
   version "2.0.1"
@@ -4852,10 +4852,8 @@ uc.micro@^1.0.1, uc.micro@^1.0.5:
   resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.5.tgz#0c65f15f815aa08b560a61ce8b4db7ffc3f45376"
 
 undefsafe@^2.0.2:
-  version "2.0.2"
-  resolved "https://registry.yarnpkg.com/undefsafe/-/undefsafe-2.0.2.tgz#225f6b9e0337663e0d8e7cfd686fc2836ccace76"
-  dependencies:
-    debug "^2.2.0"
+  version "2.0.5"
+  resolved "https://registry.yarnpkg.com/undefsafe/-/undefsafe-2.0.5.tgz#38733b9327bdcd226db889fb723a6efd162e6e2c"
 
 union-value@^1.0.0:
   version "1.0.0"