diff --git a/test/forge/PermitTest.sol b/test/forge/PermitTest.sol
index 4bde2cdf..ce7028a0 100644
--- a/test/forge/PermitTest.sol
+++ b/test/forge/PermitTest.sol
@@ -25,8 +25,7 @@ contract PermitTest is BaseTest {
     }
 
     function testPermit() public {
-        SigUtils.Permit memory permit =
-            SigUtils.Permit({owner: owner, spender: spender, value: 1e18, nonce: 0, deadline: 1 days});
+        Permit memory permit = Permit({owner: owner, spender: spender, value: 1e18, nonce: 0, deadline: 1 days});
 
         bytes32 digest = sigUtils.getTypedDataHash(permit);
 
@@ -39,8 +38,8 @@ contract PermitTest is BaseTest {
     }
 
     function testRevertExpiredPermit() public {
-        SigUtils.Permit memory permit =
-            SigUtils.Permit({owner: owner, spender: spender, value: 1e18, nonce: vault.nonces(owner), deadline: 1 days});
+        Permit memory permit =
+            Permit({owner: owner, spender: spender, value: 1e18, nonce: vault.nonces(owner), deadline: 1 days});
 
         bytes32 digest = sigUtils.getTypedDataHash(permit);
 
@@ -53,8 +52,8 @@ contract PermitTest is BaseTest {
     }
 
     function testRevertInvalidSigner() public {
-        SigUtils.Permit memory permit =
-            SigUtils.Permit({owner: owner, spender: spender, value: 1e18, nonce: vault.nonces(owner), deadline: 1 days});
+        Permit memory permit =
+            Permit({owner: owner, spender: spender, value: 1e18, nonce: vault.nonces(owner), deadline: 1 days});
 
         bytes32 digest = sigUtils.getTypedDataHash(permit);
 
@@ -65,7 +64,7 @@ contract PermitTest is BaseTest {
     }
 
     function testRevertInvalidNonce() public {
-        SigUtils.Permit memory permit = SigUtils.Permit({
+        Permit memory permit = Permit({
             owner: owner,
             spender: spender,
             value: 1e18,
@@ -82,8 +81,7 @@ contract PermitTest is BaseTest {
     }
 
     function testRevertSignatureReplay() public {
-        SigUtils.Permit memory permit =
-            SigUtils.Permit({owner: owner, spender: spender, value: 1e18, nonce: 0, deadline: 1 days});
+        Permit memory permit = Permit({owner: owner, spender: spender, value: 1e18, nonce: 0, deadline: 1 days});
 
         bytes32 digest = sigUtils.getTypedDataHash(permit);
 
@@ -96,8 +94,7 @@ contract PermitTest is BaseTest {
     }
 
     function testTransferFromLimitedPermit() public {
-        SigUtils.Permit memory permit =
-            SigUtils.Permit({owner: owner, spender: spender, value: 1e18, nonce: 0, deadline: 1 days});
+        Permit memory permit = Permit({owner: owner, spender: spender, value: 1e18, nonce: 0, deadline: 1 days});
 
         bytes32 digest = sigUtils.getTypedDataHash(permit);
 
@@ -114,8 +111,8 @@ contract PermitTest is BaseTest {
     }
 
     function testTransferFromMaxPermit() public {
-        SigUtils.Permit memory permit =
-            SigUtils.Permit({owner: owner, spender: spender, value: type(uint256).max, nonce: 0, deadline: 1 days});
+        Permit memory permit =
+            Permit({owner: owner, spender: spender, value: type(uint256).max, nonce: 0, deadline: 1 days});
 
         bytes32 digest = sigUtils.getTypedDataHash(permit);
 
@@ -132,7 +129,7 @@ contract PermitTest is BaseTest {
     }
 
     function testFailInvalidAllowance() public {
-        SigUtils.Permit memory permit = SigUtils.Permit({
+        Permit memory permit = Permit({
             owner: owner,
             spender: spender,
             value: 5e17, // approve only 0.5 tokens
@@ -151,7 +148,7 @@ contract PermitTest is BaseTest {
     }
 
     function testFailInvalidBalance() public {
-        SigUtils.Permit memory permit = SigUtils.Permit({
+        Permit memory permit = Permit({
             owner: owner,
             spender: spender,
             value: 2e18, // approve 2 tokens
diff --git a/test/forge/helpers/SigUtils.sol b/test/forge/helpers/SigUtils.sol
index 310f07e2..11d90252 100644
--- a/test/forge/helpers/SigUtils.sol
+++ b/test/forge/helpers/SigUtils.sol
@@ -1,18 +1,18 @@
 // SPDX-License-Identifier: GPL-2.0-or-later
 pragma solidity ^0.8.0;
 
-contract SigUtils {
-    struct Permit {
-        address owner;
-        address spender;
-        uint256 value;
-        uint256 nonce;
-        uint256 deadline;
-    }
+struct Permit {
+    address owner;
+    address spender;
+    uint256 value;
+    uint256 nonce;
+    uint256 deadline;
+}
 
-    // keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
-    bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
+// keccak256("Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)");
+bytes32 constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;
 
+contract SigUtils {
     bytes32 internal DOMAIN_SEPARATOR;
 
     constructor(bytes32 _DOMAIN_SEPARATOR) {