diff --git a/src/libraries/PoolLib.sol b/src/libraries/PoolLib.sol
index ffb49a49b..7f385aab0 100644
--- a/src/libraries/PoolLib.sol
+++ b/src/libraries/PoolLib.sol
@@ -7,11 +7,8 @@ import {IVariableDebtToken} from "../interfaces/aave/IVariableDebtToken.sol";
 
 import {Constants} from "./Constants.sol";
 import {Math} from "@morpho-utils/math/Math.sol";
-import {WadRayMath} from "@morpho-utils/math/WadRayMath.sol";
 
 library PoolLib {
-    using WadRayMath for uint256;
-
     function supplyToPool(IPool pool, address underlying, uint256 amount) internal {
         pool.supply(underlying, amount, address(this), Constants.NO_REFERRAL_CODE);
     }