diff --git a/onchain/src/Kraiken.sol b/onchain/src/Kraiken.sol
index 9455586..ea2362e 100644
--- a/onchain/src/Kraiken.sol
+++ b/onchain/src/Kraiken.sol
@@ -43,6 +43,7 @@ contract Kraiken is ERC20, ERC20Permit {
     // Custom errors
     error ZeroAddressInSetter();
     error AddressAlreadySet();
+    error InvalidAddress();
 
     // Modifier to restrict access to the liquidity manager
     modifier onlyLiquidityManager() {
@@ -81,6 +82,7 @@ contract Kraiken is ERC20, ERC20Permit {
     function setStakingPool(address stakingPool_) external {
         require(msg.sender == deployer, "only deployer");
         if (address(0) == stakingPool_) revert ZeroAddressInSetter();
+        if (stakingPool_ == liquidityManager) revert InvalidAddress();
         if (stakingPool != address(0)) revert AddressAlreadySet();
         stakingPool = stakingPool_;
     }
diff --git a/onchain/test/Kraiken.t.sol b/onchain/test/Kraiken.t.sol
index 93c27d7..8dc7ac0 100644
--- a/onchain/test/Kraiken.t.sol
+++ b/onchain/test/Kraiken.t.sol
@@ -207,6 +207,14 @@ contract KraikenTest is Test {
         kraiken.setStakingPool(makeAddr("anotherStakingPool"));
     }
 
+    function testSetStakingPoolRejectsLiquidityManager() public {
+        Kraiken freshKraiken = new Kraiken("KRAIKEN", "KRK");
+        address lm = makeAddr("liquidityManager");
+        freshKraiken.setLiquidityManager(lm);
+        vm.expectRevert(Kraiken.InvalidAddress.selector);
+        freshKraiken.setStakingPool(lm);
+    }
+
     function testSetStakingPoolOnlyDeployer() public {
         Kraiken freshKraiken = new Kraiken("KRAIKEN", "KRK");
         address nonDeployer = makeAddr("nonDeployer");