diff --git a/javascript/SimpleChat/yarn.lock b/javascript/SimpleChat/yarn.lock
index 3f579fb..0bda065 100644
--- a/javascript/SimpleChat/yarn.lock
+++ b/javascript/SimpleChat/yarn.lock
@@ -379,7 +379,7 @@ base@^0.11.1:
   version "1.0.0"
   dependencies:
     "@polymer/polymer" "^3.0.0"
-    util "file:../../../../../../Library/Caches/Yarn/v6/util"
+    util "file:../support/util"
 
 "bbmChatList@file:../support/ui/widgets/bbmChatList":
   version "1.0.0"
@@ -836,9 +836,9 @@ decamelize@^1.2.0:
   integrity sha1-9lNNFRSCabIDUue+4m9QH5oZEpA=
 
 decode-uri-component@^0.2.0:
-  version "0.2.0"
-  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.0.tgz#eb3913333458775cb84cd1a1fae062106bb87545"
-  integrity sha1-6zkTMzRYd1y4TNGh+uBiEGu4dUU=
+  version "0.2.2"
+  resolved "https://registry.yarnpkg.com/decode-uri-component/-/decode-uri-component-0.2.2.tgz#e69dbe25d37941171dd540e024c444cd5188e1e9"
+  integrity sha512-FqUYQ+8o158GyGTrMFJms9qh3CqTKvAqgqsTnkLI8sKu0028orqBhxNMFkFen0zGyg6epACD32pjVk58ngIErQ==
 
 define-property@^0.2.5:
   version "0.2.5"