diff --git a/script/optimized-deployer-meta b/script/optimized-deployer-meta
index 758d2410..6ce7441d 100644
--- a/script/optimized-deployer-meta
+++ b/script/optimized-deployer-meta
@@ -1,5 +1,5 @@
 {
   "constant_product_hash": "0xe174de1f7ab5f7c871f23787d956a8d1b4ebbb3b195eb2d6af27fb3a8c9e812e",
   "factory_hash": "0x23864280088f6f71abfba47086784b3c758d1df19a55957e25f1f4bd9336792e",
-  "stable_hash": "0x3ae886aee24fa2cc0144d24306033a7ed47e91bc0f962e4bffcef5922ae175f5"
+  "stable_hash": "0x6f62531ebc702a07ab48405ba9437786af3664b83b0da26ec295402590ed738f"
 }
\ No newline at end of file
diff --git a/src/ReservoirDeployer.sol b/src/ReservoirDeployer.sol
index 22a991c9..9d78de37 100644
--- a/src/ReservoirDeployer.sol
+++ b/src/ReservoirDeployer.sol
@@ -19,7 +19,7 @@ contract ReservoirDeployer {
     bytes32 public constant FACTORY_HASH = bytes32(0x23864280088f6f71abfba47086784b3c758d1df19a55957e25f1f4bd9336792e);
     bytes32 public constant CONSTANT_PRODUCT_HASH =
         bytes32(0xe174de1f7ab5f7c871f23787d956a8d1b4ebbb3b195eb2d6af27fb3a8c9e812e);
-    bytes32 public constant STABLE_HASH = bytes32(0x3ae886aee24fa2cc0144d24306033a7ed47e91bc0f962e4bffcef5922ae175f5);
+    bytes32 public constant STABLE_HASH = bytes32(0x6f62531ebc702a07ab48405ba9437786af3664b83b0da26ec295402590ed738f);
 
     // Deployment addresses.
     GenericFactory public factory;
diff --git a/test/unit/libraries/StableOracleMath.t.sol b/test/unit/libraries/StableOracleMath.t.sol
index 5810da40..85436fa8 100644
--- a/test/unit/libraries/StableOracleMath.t.sol
+++ b/test/unit/libraries/StableOracleMath.t.sol
@@ -2,11 +2,14 @@
 pragma solidity ^0.8.10;
 
 import "forge-std/Test.sol";
+import { FixedPointMathLib } from "solady/utils/FixedPointMathLib.sol";
 import { StableOracleMath, StableMath } from "src/libraries/StableOracleMath.sol";
 import { Constants } from "src/Constants.sol";
 import { StableOracleMathCanonical } from "test/__mocks/StableOracleMathCanonical.sol";
 
 contract StableOracleMathTest is Test {
+    using FixedPointMathLib for uint256;
+
     uint256 internal _defaultAmp = Constants.DEFAULT_AMP_COEFF * StableMath.A_PRECISION;
 
     // estimates the spot price by giving a very small input to simulate dx (an infinitesimally small x)
@@ -18,7 +21,7 @@ contract StableOracleMathTest is Test {
         uint256 N_A
     ) internal pure returns (uint256 rPrice) {
         uint256 lInputAmt = 1e8; // anything smaller than 1e7 the error becomes larger, as experimented
-        uint256 lOut = _getAmountOut(lInputAmt, reserve0, reserve1, token0Multiplier, token1Multiplier, true, 0, N_A);
+        uint256 lOut = StableMath._getAmountOut(lInputAmt, reserve0, reserve1, token0Multiplier, token1Multiplier, true, 0, N_A);
         rPrice = lOut.divWadUp(lInputAmt);
     }