diff --git a/certora/Makefile b/certora/Makefile
index 2068786..bd52f7a 100644
--- a/certora/Makefile
+++ b/certora/Makefile
@@ -1,12 +1,14 @@
-munged: $(wildcard ../src/*.sol) applyMunging.patch
-	@rm -rf munged
-	@cp -r ../src munged
-	@patch -p0 -d munged < applyMunging.patch
+munged: ../munged
+
+../munged: $(wildcard ../src/*.sol) applyMunging.patch
+	@rm -rf ../munged
+	@cp -r ../src ../munged
+	@patch -p0 -d ../munged < applyMunging.patch
 
 record:
-	diff -ruN ../src munged | sed 's+ \.\./src/+ +g' | sed 's+munged/++g' > applyMunging.patch
+	diff -ruN ../src ../munged | sed 's+ \.\./src/+ +g' | sed 's+ \.\./munged/+ +g' > applyMunging.patch
 
 clean:
-	rm -rf munged
+	rm -rf ../munged
 
-.PHONY: help clean # do not add munged here, as it is useful to protect munged edits
+.PHONY: clean record munged # Do not add ../munged here, as it is useful to protect munged edits
diff --git a/certora/applyMunging.patch b/certora/applyMunging.patch
index 27ff6e8..1e5b4e6 100644
--- a/certora/applyMunging.patch
+++ b/certora/applyMunging.patch
@@ -1,26 +1,6 @@
 diff -ruN DelegationToken.sol DelegationToken.sol
 --- DelegationToken.sol	2024-11-14 11:00:56.877231237 +0100
-+++ DelegationToken.sol	2024-11-20 16:18:55.750677310 +0100
-@@ -4,14 +4,14 @@
- import {IDelegation, Signature, Delegation} from "./interfaces/IDelegation.sol";
- 
- import {ERC20PermitUpgradeable} from
--    "../lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/ERC20PermitUpgradeable.sol";
-+    "../../lib/openzeppelin-contracts-upgradeable/contracts/token/ERC20/extensions/ERC20PermitUpgradeable.sol";
- import {ECDSA} from
--    "../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/utils/cryptography/ECDSA.sol";
-+    "../../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/utils/cryptography/ECDSA.sol";
- import {Ownable2StepUpgradeable} from
--    "../lib/openzeppelin-contracts-upgradeable/contracts/access/Ownable2StepUpgradeable.sol";
--import {UUPSUpgradeable} from "../lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/UUPSUpgradeable.sol";
-+    "../../lib/openzeppelin-contracts-upgradeable/contracts/access/Ownable2StepUpgradeable.sol";
-+import {UUPSUpgradeable} from "../../lib/openzeppelin-contracts-upgradeable/contracts/proxy/utils/UUPSUpgradeable.sol";
- import {ERC1967Utils} from
--    "../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Utils.sol";
-+    "../../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/proxy/ERC1967/ERC1967Utils.sol";
- 
- /// @title DelegationToken
- /// @author Morpho Association
++++ DelegationToken.sol	2024-11-20 16:37:42.398598564 +0100
 @@ -44,6 +44,9 @@
          mapping(address => uint256) _delegationNonce;
      }
@@ -48,21 +28,9 @@ diff -ruN DelegationToken.sol DelegationToken.sol
              }
          }
      }
-diff -ruN interfaces/IOptimismMintableERC20.sol interfaces/IOptimismMintableERC20.sol
---- interfaces/IOptimismMintableERC20.sol	2024-11-14 11:00:56.877231237 +0100
-+++ interfaces/IOptimismMintableERC20.sol	2024-11-20 16:30:24.300071161 +0100
-@@ -2,7 +2,7 @@
- pragma solidity >=0.5.0;
- 
- import {IERC165} from
--    "../../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol";
-+    "../../../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol";
- 
- /// @title IOptimismMintableERC20
- /// @author Morpho Association
 diff -ruN MorphoTokenEthereum.sol MorphoTokenEthereum.sol
 --- MorphoTokenEthereum.sol	2024-11-14 11:00:56.877231237 +0100
-+++ MorphoTokenEthereum.sol	2024-11-20 13:29:38.986459880 +0100
++++ MorphoTokenEthereum.sol	2024-11-20 16:37:42.399598538 +0100
 @@ -26,16 +26,19 @@
          __ERC20Permit_init(NAME);
          __Ownable_init(owner);
@@ -85,16 +53,7 @@ diff -ruN MorphoTokenEthereum.sol MorphoTokenEthereum.sol
  }
 diff -ruN MorphoTokenOptimism.sol MorphoTokenOptimism.sol
 --- MorphoTokenOptimism.sol	2024-11-14 11:00:56.877231237 +0100
-+++ MorphoTokenOptimism.sol	2024-11-20 16:19:11.314241653 +0100
-@@ -3,7 +3,7 @@
- 
- import {IOptimismMintableERC20} from "./interfaces/IOptimismMintableERC20.sol";
- import {IERC165} from
--    "../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol";
-+    "../../lib/openzeppelin-contracts-upgradeable/lib/openzeppelin-contracts/contracts/utils/introspection/IERC165.sol";
- 
- import {DelegationToken} from "./DelegationToken.sol";
- 
++++ MorphoTokenOptimism.sol	2024-11-20 16:37:42.399598538 +0100
 @@ -69,12 +69,14 @@
  
      /// @dev Allows the StandardBridge on this network to mint tokens.
diff --git a/certora/confs/DelegationEthereum.conf b/certora/confs/DelegationEthereum.conf
index a46b73b..6aa775c 100644
--- a/certora/confs/DelegationEthereum.conf
+++ b/certora/confs/DelegationEthereum.conf
@@ -1,6 +1,6 @@
 {
   "files": [
-    "certora/munged/MorphoTokenEthereum.sol"
+    "munged/MorphoTokenEthereum.sol"
   ],
   "parametric_contracts": [
     "MorphoTokenEthereum"
diff --git a/certora/confs/DelegationOptimism.conf b/certora/confs/DelegationOptimism.conf
index afb9a73..fb3517e 100644
--- a/certora/confs/DelegationOptimism.conf
+++ b/certora/confs/DelegationOptimism.conf
@@ -1,6 +1,6 @@
 {
   "files": [
-    "certora/munged/MorphoTokenOptimism.sol"
+    "munged/MorphoTokenOptimism.sol"
   ],
   "parametric_contracts": [
     "MorphoTokenOptimism"