diff --git a/src/interfaces/IPositionManager.sol b/src/interfaces/IPositionManager.sol
index ba8e003f2..46772e6d2 100644
--- a/src/interfaces/IPositionManager.sol
+++ b/src/interfaces/IPositionManager.sol
@@ -16,7 +16,7 @@ interface IPositionManager is INotifier {
     /// @param deadline is the deadline for the batched actions to be executed
     function unlockAndModifyLiquidities(bytes calldata payload, uint256 deadline) external payable;
 
-    function modifyLiquidities(bytes memory actions, bytes[] memory params) external payable;
+    function modifyLiquidities(bytes calldata actions, bytes[] calldata params) external payable;
 
     function nextTokenId() external view returns (uint256);
 
diff --git a/test/position-managers/PositionManager.modifiyLiquidities.t.sol b/test/position-managers/PositionManager.modifiyLiquidities.t.sol
index ceb2175f7..f172c1c5a 100644
--- a/test/position-managers/PositionManager.modifiyLiquidities.t.sol
+++ b/test/position-managers/PositionManager.modifiyLiquidities.t.sol
@@ -10,31 +10,18 @@ import {Currency, CurrencyLibrary} from "@uniswap/v4-core/src/types/Currency.sol
 import {PoolId, PoolIdLibrary} from "@uniswap/v4-core/src/types/PoolId.sol";
 import {PoolKey} from "@uniswap/v4-core/src/types/PoolKey.sol";
 import {BalanceDelta} from "@uniswap/v4-core/src/types/BalanceDelta.sol";
-import {LiquidityAmounts} from "@uniswap/v4-core/test/utils/LiquidityAmounts.sol";
-import {TickMath} from "@uniswap/v4-core/src/libraries/TickMath.sol";
-import {FixedPointMathLib} from "solmate/src/utils/FixedPointMathLib.sol";
 import {StateLibrary} from "@uniswap/v4-core/src/libraries/StateLibrary.sol";
-import {LPFeeLibrary} from "@uniswap/v4-core/src/libraries/LPFeeLibrary.sol";
-import {IAllowanceTransfer} from "permit2/src/interfaces/IAllowanceTransfer.sol";
 import {Position} from "@uniswap/v4-core/src/libraries/Position.sol";
 import {SafeCast} from "@uniswap/v4-core/src/libraries/SafeCast.sol";
 
-import {IERC20} from "forge-std/interfaces/IERC20.sol";
-
 import {IPositionManager} from "../../src/interfaces/IPositionManager.sol";
 import {Actions} from "../../src/libraries/Actions.sol";
 import {PositionManager} from "../../src/PositionManager.sol";
-import {DeltaResolver} from "../../src/base/DeltaResolver.sol";
 import {PositionConfig} from "../../src/libraries/PositionConfig.sol";
-import {SlippageCheckLibrary} from "../../src/libraries/SlippageCheck.sol";
-import {BaseActionsRouter} from "../../src/base/BaseActionsRouter.sol";
-import {Constants} from "../../src/libraries/Constants.sol";
 
 import {LiquidityFuzzers} from "../shared/fuzz/LiquidityFuzzers.sol";
 import {Planner, Plan} from "../shared/Planner.sol";
 import {PosmTestSetup} from "../shared/PosmTestSetup.sol";
-import {ReentrantToken} from "../mocks/ReentrantToken.sol";
-import {ReentrancyLock} from "../../src/base/ReentrancyLock.sol";
 
 contract PositionManagerModifyLiquiditiesTest is Test, PosmTestSetup, LiquidityFuzzers {
     using StateLibrary for IPoolManager;
diff --git a/test/shared/HookModifyLiquidities.sol b/test/shared/HookModifyLiquidities.sol
index a1e4ebe2d..85bdb8977 100644
--- a/test/shared/HookModifyLiquidities.sol
+++ b/test/shared/HookModifyLiquidities.sol
@@ -14,7 +14,7 @@ import {IERC20} from "forge-std/interfaces/IERC20.sol";
 
 import {IPositionManager} from "../../src/interfaces/IPositionManager.sol";
 
-/// @notice This contract is NOT a production use contract. It is meant to be used in testing to verify the delta amounts against changes in a user's balance.
+/// @notice This contract is NOT a production use contract. It is meant to be used in testing to verify that external contracts can modify liquidity without a lock (IPositionManager.modifyLiquidities)
 /// @dev a hook that can modify liquidity in beforeSwap
 contract HookModifyLiquidities is HookSavesDelta {
     IPositionManager posm;
diff --git a/test/shared/PosmTestSetup.sol b/test/shared/PosmTestSetup.sol
index 00d1c1145..a1febbde6 100644
--- a/test/shared/PosmTestSetup.sol
+++ b/test/shared/PosmTestSetup.sol
@@ -35,6 +35,7 @@ contract PosmTestSetup is Test, Deployers, DeployPermit2, LiquidityOperations {
         hook = HookSavesDelta(hookAddr);
     }
 
+    /// @dev deploys a special test hook where beforeSwap hookData is used to modify liquidity
     function deployPosmHookModifyLiquidities() public {
         HookModifyLiquidities impl = new HookModifyLiquidities();
         vm.etch(hookModifyLiquiditiesAddr, address(impl).code);