diff --git a/yarn.lock b/yarn.lock
index e344c4b..5954177 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -527,9 +527,10 @@
     debug "^4.1.1"
     utf8 "3.0.0"
 
-"@celo/contract-compatibility-check@git+https://github.com/celo-org/contract-compatibility-check.git":
-  version "1.0.0"
-  resolved "git+https://github.com/celo-org/contract-compatibility-check.git#e18a997811b318d875947cd38955b7f50c42f873"
+"@celo/contract-compatibility-check@git+https://github.com/celo-org/contract-compatibility-check.git#5b282d5274002db24c3251272ffca1bd38551632":
+  version "1.0.1"
+  uid "5b282d5274002db24c3251272ffca1bd38551632"
+  resolved "git+https://github.com/celo-org/contract-compatibility-check.git#5b282d5274002db24c3251272ffca1bd38551632"
   dependencies:
     "@0x/sol-coverage" "^4.0.46"
     "@0x/sol-profiler" "^4.1.36"
@@ -2244,19 +2245,14 @@
   integrity sha512-KX8gMYA9ujBPOd1HFsV9e0iEx7Uoj8AG/3YsW4TtWQTg4lJvr82qNm7o/cFQfYRIt+jw7Ew/4oL4A22zOT+IRA==
 
 "@openzeppelin/contracts-upgradeable@^4.5.2":
-  version "4.5.2"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.5.2.tgz#90d9e47bacfd8693bfad0ac8a394645575528d05"
-  integrity sha512-xgWZYaPlrEOQo3cBj97Ufiuv79SPd8Brh4GcFYhPgb6WvAq4ppz8dWKL6h+jLAK01rUqMRp/TS9AdXgAeNvCLA==
-
-"@openzeppelin/contracts@^4.4.2":
-  version "4.4.2"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.4.2.tgz#4e889c9c66e736f7de189a53f8ba5b8d789425c2"
-  integrity sha512-NyJV7sJgoGYqbtNUWgzzOGW4T6rR19FmX1IJgXGdapGPWsuMelGJn9h03nos0iqfforCbCB0iYIR0MtIuIFLLw==
-
-"@openzeppelin/contracts@^4.8.0":
-  version "4.8.0"
-  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.8.0.tgz#6854c37df205dd2c056bdfa1b853f5d732109109"
-  integrity sha512-AGuwhRRL+NaKx73WKRNzeCxOCOCxpaqF+kp8TJ89QzAipSwZy/NoflkWaL9bywXFRhIzXt8j38sfF7KBKCPWLw==
+  version "4.9.5"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts-upgradeable/-/contracts-upgradeable-4.9.5.tgz#572b5da102fc9be1d73f34968e0ca56765969812"
+  integrity sha512-f7L1//4sLlflAN7fVzJLoRedrf5Na3Oal5PZfIq55NFcVZ90EpV1q5xOvL4lFvg3MNICSDr2hH0JUBxwlxcoPg==
+
+"@openzeppelin/contracts@^4.4.2", "@openzeppelin/contracts@^4.8.0":
+  version "4.9.5"
+  resolved "https://registry.yarnpkg.com/@openzeppelin/contracts/-/contracts-4.9.5.tgz#1eed23d4844c861a1835b5d33507c1017fa98de8"
+  integrity sha512-ZK+W5mVhRppff9BE6YdR8CC52C8zAvsVAiWhEtQ5+oNxFE6h1WdeWo+FJSF8KKvtxxVYZ7MTP/5KoVpAU3aSWg==
 
 "@openzeppelin/upgrades@^2.8.0":
   version "2.8.0"