diff --git a/yarn.lock b/yarn.lock
index 6c9be673c..629109ae4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1946,16 +1946,11 @@
     mkdirp "^1.0.4"
     rimraf "^3.0.2"
 
-"@openzeppelin/contracts-upgradeable@4.9.6":
+"@openzeppelin/contracts-upgradeable@4.9.6", "@openzeppelin/contracts-upgradeable@^4.8.1":
   version "4.9.6"
   resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.9.6.tgz#38b21708a719da647de4bb0e4802ee235a0d24df"
   integrity sha512-m4iHazOsOCv1DgM7eD7GupTJ+NFVujRZt1wzddDPSVGpWdKq1SKkla5htKG7+IS4d2XOCtzkUNwRZ7Vq5aEUMA==
 
-"@openzeppelin/contracts-upgradeable@^4.8.1":
-  version "4.9.3"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.9.3.tgz#ff17a80fb945f5102571f8efecb5ce5915cc4811"
-  integrity sha512-jjaHAVRMrE4UuZNfDwjlLGDxTHWIOwTJS2ldnc278a0gevfXfPr8hxKEVBGFBE96kl2G3VHDZhUimw/+G3TG2A==
-
 "@openzeppelin/contracts@3.4.1-solc-0.7-2":
   version "3.4.1-solc-0.7-2"
   resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-3.4.1-solc-0.7-2.tgz#371c67ebffe50f551c3146a9eec5fe6ffe862e92"