diff --git a/contracts/mainnet/connectors/uniswap/v3_staker/helpers.sol b/contracts/mainnet/connectors/uniswap/v3_staker/helpers.sol
index 258d0961..6ca5408c 100644
--- a/contracts/mainnet/connectors/uniswap/v3_staker/helpers.sol
+++ b/contracts/mainnet/connectors/uniswap/v3_staker/helpers.sol
@@ -17,7 +17,7 @@ abstract contract Helpers is DSMath, Basic {
     INonfungiblePositionManager constant nftManager =
         INonfungiblePositionManager(0xC36442b4a4522E871399CD717aBDD847Ab11FE88);
     IUniswapV3Staker constant staker =
-        IUniswapV3Staker(0x1f98407aaB862CdDeF78Ed252D6f557aA5b0f00d);
+        IUniswapV3Staker(0xe34139463bA50bD61336E0c446Bd8C0867c6fE65);
 
     /**
      * @dev Get Last NFT Index
diff --git a/contracts/mainnet/connectors/uniswap/v3_staker/main.sol b/contracts/mainnet/connectors/uniswap/v3_staker/main.sol
index 5645ee51..96a64645 100644
--- a/contracts/mainnet/connectors/uniswap/v3_staker/main.sol
+++ b/contracts/mainnet/connectors/uniswap/v3_staker/main.sol
@@ -213,14 +213,16 @@ abstract contract UniswapResolver is Helpers, Events {
      * @dev Create incentive
      * @notice Create incentive
      * @param _rewardToken _rewardToken address
-     * @param _length incentive length
+     * @param _startTime stake start time
+     * @param _endTime stake end time
      * @param _refundee refundee address
      * @param _poolAddr Uniswap V3 Pool address
      * @param _reward reward amount
      */
     function createIncentive(
         address _rewardToken,
-        uint256 _length,
+        uint256 _startTime,
+        uint256 _endTime,
         address _refundee,
         address _poolAddr,
         uint256 _reward
@@ -230,8 +232,6 @@ abstract contract UniswapResolver is Helpers, Events {
         returns (string memory _eventName, bytes memory _eventParam)
     {
         IUniswapV3Pool pool = IUniswapV3Pool(_poolAddr);
-        uint256 _startTime = block.timestamp;
-        uint256 _endTime = _startTime + _length;
         IUniswapV3Staker.IncentiveKey memory _key = IUniswapV3Staker
             .IncentiveKey(
                 IERC20Minimal(_rewardToken),
diff --git a/contracts/polygon/connectors/uniswap/v3_staker/helpers.sol b/contracts/polygon/connectors/uniswap/v3_staker/helpers.sol
index 258d0961..6ca5408c 100644
--- a/contracts/polygon/connectors/uniswap/v3_staker/helpers.sol
+++ b/contracts/polygon/connectors/uniswap/v3_staker/helpers.sol
@@ -17,7 +17,7 @@ abstract contract Helpers is DSMath, Basic {
     INonfungiblePositionManager constant nftManager =
         INonfungiblePositionManager(0xC36442b4a4522E871399CD717aBDD847Ab11FE88);
     IUniswapV3Staker constant staker =
-        IUniswapV3Staker(0x1f98407aaB862CdDeF78Ed252D6f557aA5b0f00d);
+        IUniswapV3Staker(0xe34139463bA50bD61336E0c446Bd8C0867c6fE65);
 
     /**
      * @dev Get Last NFT Index
diff --git a/contracts/polygon/connectors/uniswap/v3_staker/main.sol b/contracts/polygon/connectors/uniswap/v3_staker/main.sol
index 36e79772..7c0a8e2a 100644
--- a/contracts/polygon/connectors/uniswap/v3_staker/main.sol
+++ b/contracts/polygon/connectors/uniswap/v3_staker/main.sol
@@ -213,14 +213,16 @@ abstract contract UniswapResolver is Helpers, Events {
      * @dev Create incentive
      * @notice Create incentive
      * @param _rewardToken _rewardToken address
-     * @param _length incentive length
+     * @param _startTime stake start time
+     * @param _endTime stake end time
      * @param _refundee refundee address
      * @param _poolAddr Uniswap V3 Pool address
      * @param _reward reward amount
      */
     function createIncentive(
         address _rewardToken,
-        uint256 _length,
+        uint256 _startTime,
+        uint256 _endTime,
         address _refundee,
         address _poolAddr,
         uint256 _reward
@@ -230,8 +232,6 @@ abstract contract UniswapResolver is Helpers, Events {
         returns (string memory _eventName, bytes memory _eventParam)
     {
         IUniswapV3Pool pool = IUniswapV3Pool(_poolAddr);
-        uint256 _startTime = block.timestamp;
-        uint256 _endTime = _startTime + _length;
         IUniswapV3Staker.IncentiveKey memory _key = IUniswapV3Staker
             .IncentiveKey(
                 IERC20Minimal(_rewardToken),