diff --git a/contracts/pools/erc20.sol b/contracts/pools/erc20.sol
index dc17fc0..54f5693 100644
--- a/contracts/pools/erc20.sol
+++ b/contracts/pools/erc20.sol
@@ -158,13 +158,13 @@ contract PoolToken is ReentrancyGuard, DSMath, ERC20Pausable {
       emit LogWithdraw(tknAmt, _burnAmt, _feeAmt);
     }
 
-    function addInsurance(uint tknAmt) external payable {
+    function addInsurance(uint tknAmt) external {
       baseToken.safeTransferFrom(msg.sender, address(this), tknAmt);
       insuranceAmt = add(insuranceAmt, tknAmt);
       emit LogAddInsurance(tknAmt);
     }
 
-    function withdrawInsurance(uint tknAmt) external payable {
+    function withdrawInsurance(uint tknAmt) external {
       require(msg.sender == instaIndex.master(), "not-master");
       require(tknAmt <= insuranceAmt || tknAmt == uint(-1), "not-enough-insurance");
       if (tknAmt == uint(-1)) {
diff --git a/contracts/pools/eth.sol b/contracts/pools/eth.sol
index b4716a0..f5b54db 100644
--- a/contracts/pools/eth.sol
+++ b/contracts/pools/eth.sol
@@ -157,7 +157,7 @@ contract PoolToken is ReentrancyGuard, ERC20Pausable, DSMath {
     emit LogAddInsurance(tknAmt);
   }
 
-  function withdrawInsurance(uint tknAmt) external payable {
+  function withdrawInsurance(uint tknAmt) external {
     require(msg.sender == instaIndex.master(), "not-master");
     require(tknAmt <= insuranceAmt || tknAmt == uint(-1), "not-enough-insurance");
     if (tknAmt == uint(-1)) {