diff --git a/.gitmodules b/.gitmodules
index 17efde8..dd8ab1e 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -7,4 +7,3 @@
 [submodule "lib/openzeppelin-contracts"]
 	path = lib/openzeppelin-contracts
 	url = https://github.com/openzeppelin/openzeppelin-contracts
-	branch = v4.8.0
diff --git a/lib/openzeppelin-contracts b/lib/openzeppelin-contracts
index 49c0e43..fd81a96 160000
--- a/lib/openzeppelin-contracts
+++ b/lib/openzeppelin-contracts
@@ -1 +1 @@
-Subproject commit 49c0e4370d0cc50ea6090709e3835a3091e33ee2
+Subproject commit fd81a96f01cc42ef1c9a5399364968d0e07e9e90
diff --git a/test/FractionalGovernor.sol b/test/FractionalGovernor.sol
index daf54e3..a53dfe3 100644
--- a/test/FractionalGovernor.sol
+++ b/test/FractionalGovernor.sol
@@ -46,7 +46,7 @@ contract FractionalGovernor is GovernorVotes, GovernorCountingFractional {
     uint256[] memory values,
     bytes[] memory calldatas,
     bytes32 salt
-  ) public returns (uint256 proposalId) {
+  ) public override returns (uint256 proposalId) {
     return _cancel(targets, values, calldatas, salt);
   }
 }