diff --git a/src/PreLiquidation.sol b/src/PreLiquidation.sol
index abc057e..8038b4c 100644
--- a/src/PreLiquidation.sol
+++ b/src/PreLiquidation.sol
@@ -4,8 +4,7 @@ pragma solidity 0.8.27;
 import {Id, MarketParams, IMorpho, Position, Market} from "../lib/morpho-blue/src/interfaces/IMorpho.sol";
 import {IOracle} from "../lib/morpho-blue/src/interfaces/IOracle.sol";
 import {UtilsLib} from "../lib/morpho-blue/src/libraries/UtilsLib.sol";
-import {MarketParamsLib} from "../lib/morpho-blue/src/libraries/MarketParamsLib.sol";
-import "../lib/morpho-blue/src/libraries/ConstantsLib.sol";
+import {ORACLE_PRICE_SCALE} from "../lib/morpho-blue/src/libraries/ConstantsLib.sol";
 import {WAD, MathLib} from "../lib/morpho-blue/src/libraries/MathLib.sol";
 import {SharesMathLib} from "../lib/morpho-blue/src/libraries/SharesMathLib.sol";
 import {SafeTransferLib} from "../lib/solmate/src/utils/SafeTransferLib.sol";
@@ -21,8 +20,6 @@ import {IMorphoRepayCallback} from "../lib/morpho-blue/src/interfaces/IMorphoCal
 /// @custom:contact security@morpho.org
 /// @notice The Fixed LI, Fixed CF pre-liquidation contract for Morpho.
 contract PreLiquidation is IPreLiquidation, IMorphoRepayCallback {
-    using MarketParamsLib for MarketParams;
-    using UtilsLib for uint256;
     using SharesMathLib for uint256;
     using MathLib for uint256;
     using SafeTransferLib for ERC20;
@@ -104,7 +101,7 @@ contract PreLiquidation is IPreLiquidation, IMorphoRepayCallback {
     /* PRE-LIQUIDATION */
 
     /// @notice Pre-liquidates the given borrower on the market of this contract and with the parameters of this contract.
-    /// @dev Either `seizedAssets`or `repaidShares` should be zero.
+    /// @dev Either `seizedAssets` or `repaidShares` should be zero.
     /// @param borrower The owner of the position.
     /// @param seizedAssets The amount of collateral to seize.
     /// @param repaidShares The amount of shares to repay.