diff --git a/.github/workflows/deploy-market.yaml b/.github/workflows/deploy-market.yaml
index 5de6eb684..fe6e35024 100644
--- a/.github/workflows/deploy-market.yaml
+++ b/.github/workflows/deploy-market.yaml
@@ -53,9 +53,9 @@ jobs:
         if: github.event.inputs.eth_pk == ''
 
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           node-version: '16'
 
@@ -77,7 +77,7 @@ jobs:
           NETWORK_PROVIDER: ${{ fromJSON('["", "http://localhost:8585"]')[github.event.inputs.eth_pk == ''] }}
           REMOTE_ACCOUNTS: ${{ fromJSON('["", "true"]')[github.event.inputs.eth_pk == ''] }}
 
-      - uses: actions/upload-artifact@v2 # upload test results
+      - uses: actions/upload-artifact@v4 # upload test results
         if: success() || failure() # run this step even if previous step failed
         with:
           name: ${{ github.event.inputs.network }}-${{ github.event.inputs.deployment }}-verify-args
diff --git a/.github/workflows/enact-migration.yaml b/.github/workflows/enact-migration.yaml
index f3a5e4524..cf1310a8f 100644
--- a/.github/workflows/enact-migration.yaml
+++ b/.github/workflows/enact-migration.yaml
@@ -85,9 +85,9 @@ jobs:
         if: github.event.inputs.eth_pk == '' && env.GOV_NETWORK != ''
 
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           node-version: '16'
 
@@ -100,7 +100,7 @@ jobs:
       - name: Check types
         run: yarn tsc
 
-      - uses: dawidd6/action-download-artifact@v2
+      - uses: dawidd6/action-download-artifact@v4
         with:
           workflow: prepare-migration.yml
           run_id: ${{ github.event.inputs.run_id }}
diff --git a/.github/workflows/prepare-migration.yaml b/.github/workflows/prepare-migration.yaml
index c27bc569e..9d6206a18 100644
--- a/.github/workflows/prepare-migration.yaml
+++ b/.github/workflows/prepare-migration.yaml
@@ -53,9 +53,9 @@ jobs:
         if: github.event.inputs.eth_pk == ''
 
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           node-version: '16'
 
@@ -77,7 +77,7 @@ jobs:
           NETWORK_PROVIDER: ${{ fromJSON('["", "http://localhost:8585"]')[github.event.inputs.eth_pk == ''] }}
           REMOTE_ACCOUNTS: ${{ fromJSON('["", "true"]')[github.event.inputs.eth_pk == ''] }}
 
-      - uses: actions/upload-artifact@v2 # upload test results
+      - uses: actions/upload-artifact@v4 # upload test results
         if: success() || failure() # run this step even if previous step failed
         with:
           name: ${{ github.event.inputs.network }}-${{ github.event.inputs.deployment }}-${{ github.event.inputs.migration }}
diff --git a/.github/workflows/run-contract-linter.yaml b/.github/workflows/run-contract-linter.yaml
index b027b58fb..2513cc18c 100644
--- a/.github/workflows/run-contract-linter.yaml
+++ b/.github/workflows/run-contract-linter.yaml
@@ -15,11 +15,11 @@ jobs:
       LINEASCAN_KEY: ${{ secrets.LINEASCAN_KEY }}
       OPTIMISMSCAN_KEY: ${{ secrets.OPTIMISMSCAN_KEY }}
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           node-version: '16'
 
diff --git a/.github/workflows/run-coverage.yaml b/.github/workflows/run-coverage.yaml
index e2272a9d5..b28829b56 100644
--- a/.github/workflows/run-coverage.yaml
+++ b/.github/workflows/run-coverage.yaml
@@ -18,9 +18,9 @@ jobs:
       OPTIMISMSCAN_KEY: ${{ secrets.OPTIMISMSCAN_KEY }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           cache: 'yarn'
           node-version: '16'
diff --git a/.github/workflows/run-eslint.yaml b/.github/workflows/run-eslint.yaml
index 9763d45d4..1961fec4c 100644
--- a/.github/workflows/run-eslint.yaml
+++ b/.github/workflows/run-eslint.yaml
@@ -16,9 +16,9 @@ jobs:
       OPTIMISMSCAN_KEY: ${{ secrets.OPTIMISMSCAN_KEY }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           cache: 'yarn'
           node-version: '16'
diff --git a/.github/workflows/run-forge-tests.yaml b/.github/workflows/run-forge-tests.yaml
index 069a30bdb..6a10f7523 100644
--- a/.github/workflows/run-forge-tests.yaml
+++ b/.github/workflows/run-forge-tests.yaml
@@ -8,7 +8,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           submodules: recursive
 
diff --git a/.github/workflows/run-gas-profiler.yaml b/.github/workflows/run-gas-profiler.yaml
index d2418ad42..d49ba9152 100644
--- a/.github/workflows/run-gas-profiler.yaml
+++ b/.github/workflows/run-gas-profiler.yaml
@@ -17,9 +17,9 @@ jobs:
       OPTIMISMSCAN_KEY: ${{ secrets.OPTIMISMSCAN_KEY }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           node-version: '16'
 
diff --git a/.github/workflows/run-scenarios.yaml b/.github/workflows/run-scenarios.yaml
index 0fecdd98c..c2b7adcce 100644
--- a/.github/workflows/run-scenarios.yaml
+++ b/.github/workflows/run-scenarios.yaml
@@ -22,17 +22,17 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           cache: 'yarn'
           node-version: '16'
 
       - name: Cache Deployments
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: |
             deployments/*/.contracts
@@ -54,10 +54,10 @@ jobs:
       - name: Run scenarios
         run: yarn scenario --bases ${{ matrix.bases }}
 
-      - uses: actions/upload-artifact@v2 # upload scenario results
+      - uses: actions/upload-artifact@v4 # upload scenario results
         if: success() || failure() # run this step even if previous step failed
         with:
-          name: scenario-results
+          name: scenario-results-${{ matrix.bases }}
           path: scenario-results.json
 
       - uses: dorny/test-reporter@v1
diff --git a/.github/workflows/run-slither.yaml b/.github/workflows/run-slither.yaml
index 3c80df49e..2ca5a871d 100644
--- a/.github/workflows/run-slither.yaml
+++ b/.github/workflows/run-slither.yaml
@@ -8,9 +8,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           node-version: '16'
 
diff --git a/.github/workflows/run-unit-tests.yaml b/.github/workflows/run-unit-tests.yaml
index d198e156e..49779a40f 100644
--- a/.github/workflows/run-unit-tests.yaml
+++ b/.github/workflows/run-unit-tests.yaml
@@ -16,9 +16,9 @@ jobs:
       OPTIMISMSCAN_KEY: ${{ secrets.OPTIMISMSCAN_KEY }}
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
-      - uses: actions/setup-node@v2
+      - uses: actions/setup-node@v4
         with:
           node-version: '16'
 
@@ -34,7 +34,7 @@ jobs:
       - name: Run tests
         run: yarn test
 
-      - uses: actions/upload-artifact@v2  # upload test results
+      - uses: actions/upload-artifact@v4  # upload test results
         if: success() || failure()        # run this step even if previous step failed
         with:
           name: test-results
diff --git a/deployments/optimism/weth/relations.ts b/deployments/optimism/weth/relations.ts
index e88708f5d..45457356a 100644
--- a/deployments/optimism/weth/relations.ts
+++ b/deployments/optimism/weth/relations.ts
@@ -56,14 +56,4 @@ export default {
   WBTC: {
     artifact: 'contracts/ERC20.sol:ERC20'
   },
-  
-  // weETH
-  TransparentUpgradeableProxy: {
-    artifact: 'contracts/ERC20.sol:ERC20',
-    delegates: {
-      field: {
-        slot: '0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc'
-      }
-    }
-  },
 };