diff --git a/contracts/src/v0.8/ccip/pools/GHO/UpgradeableBurnMintTokenPool.sol b/contracts/src/v0.8/ccip/pools/GHO/UpgradeableBurnMintTokenPool.sol
index 63044b4d7e..58be87812f 100644
--- a/contracts/src/v0.8/ccip/pools/GHO/UpgradeableBurnMintTokenPool.sol
+++ b/contracts/src/v0.8/ccip/pools/GHO/UpgradeableBurnMintTokenPool.sol
@@ -53,10 +53,4 @@ contract UpgradeableBurnMintTokenPool is Initializable, UpgradeableBurnMintToken
   function _burn(uint256 amount) internal virtual override {
     IBurnMintERC20(address(i_token)).burn(amount);
   }
-
-  /// @notice Returns the revision number
-  /// @return The revision number
-  function REVISION() public pure virtual returns (uint256) {
-    return 1;
-  }
 }
diff --git a/contracts/src/v0.8/ccip/pools/GHO/UpgradeableLockReleaseTokenPool.sol b/contracts/src/v0.8/ccip/pools/GHO/UpgradeableLockReleaseTokenPool.sol
index 9e06e60588..9a30b1e977 100644
--- a/contracts/src/v0.8/ccip/pools/GHO/UpgradeableLockReleaseTokenPool.sol
+++ b/contracts/src/v0.8/ccip/pools/GHO/UpgradeableLockReleaseTokenPool.sol
@@ -263,10 +263,4 @@ contract UpgradeableLockReleaseTokenPool is Initializable, UpgradeableTokenPool,
 
     _setRateLimitConfig(remoteChainSelector, outboundConfig, inboundConfig);
   }
-
-  /// @notice Returns the revision number
-  /// @return The revision number
-  function REVISION() public pure virtual returns (uint256) {
-    return 1;
-  }
 }
diff --git a/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableBurnMintTokenPool_diff.md b/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableBurnMintTokenPool_diff.md
index 67b07df888..05c3be4d06 100644
--- a/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableBurnMintTokenPool_diff.md
+++ b/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableBurnMintTokenPool_diff.md
@@ -1,9 +1,9 @@
 ```diff
 diff --git a/src/v0.8/ccip/pools/BurnMintTokenPool.sol b/src/v0.8/ccip/pools/GHO/UpgradeableBurnMintTokenPool.sol
-index 9af0f22f4c..63044b4d7e 100644
+index 9af0f22f4c..58be87812f 100644
 --- a/src/v0.8/ccip/pools/BurnMintTokenPool.sol
 +++ b/src/v0.8/ccip/pools/GHO/UpgradeableBurnMintTokenPool.sol
-@@ -1,29 +1,62 @@
+@@ -1,28 +1,55 @@
  // SPDX-License-Identifier: BUSL-1.1
 -pragma solidity 0.8.19;
 +pragma solidity ^0.8.0;
@@ -75,11 +75,4 @@ index 9af0f22f4c..63044b4d7e 100644
    function _burn(uint256 amount) internal virtual override {
      IBurnMintERC20(address(i_token)).burn(amount);
    }
-+
-+  /// @notice Returns the revision number
-+  /// @return The revision number
-+  function REVISION() public pure virtual returns (uint256) {
-+    return 1;
-+  }
- }
 ```
diff --git a/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableLockReleaseTokenPool_diff.md b/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableLockReleaseTokenPool_diff.md
index 5d74a3e9da..1e738e3bdf 100644
--- a/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableLockReleaseTokenPool_diff.md
+++ b/contracts/src/v0.8/ccip/pools/GHO/diffs/UpgradeableLockReleaseTokenPool_diff.md
@@ -1,6 +1,6 @@
 ```diff
 diff --git a/src/v0.8/ccip/pools/LockReleaseTokenPool.sol b/src/v0.8/ccip/pools/GHO/UpgradeableLockReleaseTokenPool.sol
-index 1a17fa0398..9e06e60588 100644
+index 1a17fa0398..9a30b1e977 100644
 --- a/src/v0.8/ccip/pools/LockReleaseTokenPool.sol
 +++ b/src/v0.8/ccip/pools/GHO/UpgradeableLockReleaseTokenPool.sol
 @@ -1,26 +1,39 @@
@@ -187,15 +187,4 @@ index 1a17fa0398..9e06e60588 100644
    /// @notice Checks if the pool can accept liquidity.
    /// @return true if the pool can accept liquidity, false otherwise.
    function canAcceptLiquidity() external view returns (bool) {
-@@ -166,4 +263,10 @@ contract LockReleaseTokenPool is TokenPool, ILiquidityContainer, ITypeAndVersion
- 
-     _setRateLimitConfig(remoteChainSelector, outboundConfig, inboundConfig);
-   }
-+
-+  /// @notice Returns the revision number
-+  /// @return The revision number
-+  function REVISION() public pure virtual returns (uint256) {
-+    return 1;
-+  }
- }
 ```
diff --git a/contracts/src/v0.8/ccip/test/mocks/MockUpgradeable.sol b/contracts/src/v0.8/ccip/test/mocks/MockUpgradeable.sol
index 9e8f501f43..45eeb5c5d7 100644
--- a/contracts/src/v0.8/ccip/test/mocks/MockUpgradeable.sol
+++ b/contracts/src/v0.8/ccip/test/mocks/MockUpgradeable.sol
@@ -20,12 +20,4 @@ contract MockUpgradeable is Initializable {
   function initialize() public reinitializer(2) {
     // Intentionally left bank
   }
-
-  /**
-   * @notice Returns the revision number
-   * @return The revision number
-   */
-  function REVISION() public pure returns (uint256) {
-    return 2;
-  }
 }
diff --git a/contracts/src/v0.8/ccip/test/pools/GHO/GhoBaseTest.t.sol b/contracts/src/v0.8/ccip/test/pools/GHO/GhoBaseTest.t.sol
index 24b7bd70ca..66d6fc63b5 100644
--- a/contracts/src/v0.8/ccip/test/pools/GHO/GhoBaseTest.t.sol
+++ b/contracts/src/v0.8/ccip/test/pools/GHO/GhoBaseTest.t.sol
@@ -116,6 +116,11 @@ abstract contract GhoBaseTest is BaseTest {
     return address(uint160(uint256(implSlot)));
   }
 
+  function _getUpgradeableVersion(address proxy) internal view returns (uint8) {
+    // version is 1st slot
+    return uint8(uint256(vm.load(proxy, bytes32(uint256(0)))));
+  }
+
   function _enableLane(UtilsStorage storage s, uint256 fromId, uint256 toId) internal {
     // from
     UpgradeableTokenPool.ChainUpdate[] memory chainUpdate = new UpgradeableTokenPool.ChainUpdate[](1);
diff --git a/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolEthereum.t.sol b/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolEthereum.t.sol
index 7363d71e6b..f2824d7b6f 100644
--- a/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolEthereum.t.sol
+++ b/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolEthereum.t.sol
@@ -627,7 +627,7 @@ contract GhoTokenPoolEthereum_setBridgeLimitAdmin is GhoTokenPoolEthereumSetup {
 contract GhoTokenPoolEthereum_upgradeability is GhoTokenPoolEthereumSetup {
   function testInitialization() public {
     // Upgradeability
-    assertEq(s_ghoTokenPool.REVISION(), 1);
+    assertEq(_getUpgradeableVersion(address(s_ghoTokenPool)), 1);
     vm.startPrank(PROXY_ADMIN);
     (bool ok, bytes memory result) = address(s_ghoTokenPool).staticcall(
       abi.encodeWithSelector(TransparentUpgradeableProxy.admin.selector)
@@ -654,17 +654,17 @@ contract GhoTokenPoolEthereum_upgradeability is GhoTokenPoolEthereumSetup {
     TransparentUpgradeableProxy(payable(address(s_ghoTokenPool))).upgradeToAndCall(address(newImpl), mockImpleParams);
 
     vm.startPrank(OWNER);
-    assertEq(s_ghoTokenPool.REVISION(), 2);
+    assertEq(_getUpgradeableVersion(address(s_ghoTokenPool)), 2);
   }
 
   function testUpgradeAdminReverts() public {
     vm.expectRevert();
     TransparentUpgradeableProxy(payable(address(s_ghoTokenPool))).upgradeToAndCall(address(0), bytes(""));
-    assertEq(s_ghoTokenPool.REVISION(), 1);
+    assertEq(_getUpgradeableVersion(address(s_ghoTokenPool)), 1);
 
     vm.expectRevert();
     TransparentUpgradeableProxy(payable(address(s_ghoTokenPool))).upgradeTo(address(0));
-    assertEq(s_ghoTokenPool.REVISION(), 1);
+    assertEq(_getUpgradeableVersion(address(s_ghoTokenPool)), 1);
   }
 
   function testChangeAdmin() public {
diff --git a/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolRemote.t.sol b/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolRemote.t.sol
index bba33d8066..dd784e68c1 100644
--- a/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolRemote.t.sol
+++ b/contracts/src/v0.8/ccip/test/pools/GHO/GhoTokenPoolRemote.t.sol
@@ -182,7 +182,7 @@ contract GhoTokenPoolRemote_releaseOrMint is GhoTokenPoolRemoteSetup {
 contract GhoTokenPoolEthereum_upgradeability is GhoTokenPoolRemoteSetup {
   function testInitialization() public {
     // Upgradeability
-    assertEq(s_pool.REVISION(), 1);
+    assertEq(_getUpgradeableVersion(address(s_pool)), 1);
     vm.startPrank(PROXY_ADMIN);
     (bool ok, bytes memory result) = address(s_pool).staticcall(
       abi.encodeWithSelector(TransparentUpgradeableProxy.admin.selector)
@@ -209,17 +209,17 @@ contract GhoTokenPoolEthereum_upgradeability is GhoTokenPoolRemoteSetup {
     TransparentUpgradeableProxy(payable(address(s_pool))).upgradeToAndCall(address(newImpl), mockImpleParams);
 
     vm.startPrank(OWNER);
-    assertEq(s_pool.REVISION(), 2);
+    assertEq(_getUpgradeableVersion(address(s_pool)), 2);
   }
 
   function testUpgradeAdminReverts() public {
     vm.expectRevert();
     TransparentUpgradeableProxy(payable(address(s_pool))).upgradeToAndCall(address(0), bytes(""));
-    assertEq(s_pool.REVISION(), 1);
+    assertEq(_getUpgradeableVersion(address(s_pool)), 1);
 
     vm.expectRevert();
     TransparentUpgradeableProxy(payable(address(s_pool))).upgradeTo(address(0));
-    assertEq(s_pool.REVISION(), 1);
+    assertEq(_getUpgradeableVersion(address(s_pool)), 1);
   }
 
   function testChangeAdmin() public {