diff --git a/.github/workflows/espresso-devnet-tests.yaml b/.github/workflows/espresso-devnet-tests.yaml
index 6705523a65276..f7db0fe23f82c 100644
--- a/.github/workflows/espresso-devnet-tests.yaml
+++ b/.github/workflows/espresso-devnet-tests.yaml
@@ -13,13 +13,13 @@ jobs:
   test:
     runs-on: ubuntu-24.04-8core
     env:
-        ESPRESSO_DEVNET_TESTS_LIVENESS_PERIOD: '1m'
-        ESPRESSO_DEVNET_TESTS_OUTAGE_PERIOD: '1m'
+      ESPRESSO_DEVNET_TESTS_LIVENESS_PERIOD: "1m"
+      ESPRESSO_DEVNET_TESTS_OUTAGE_PERIOD: "1m"
     steps:
       - name: Checkout repository
         uses: actions/checkout@v4
         with:
-          submodules: 'recursive'
+          submodules: "recursive"
 
       - name: Install Nix
         uses: nixbuild/nix-quick-install-action@v30
diff --git a/espresso/.env b/espresso/.env
index e118a8de685f1..27765b82f1430 100644
--- a/espresso/.env
+++ b/espresso/.env
@@ -30,9 +30,13 @@ CAFF_PORT=9547
 OP_ENGINE_PORT=8552
 OP_HTTP_PORT=8546
 
-OPERATOR_PRIVATE_KEY=0xac0974bec39a17e36ba4a6b4d238ff944bacb478cbed5efcae784d7bf4f2ff80
+OPERATOR_PRIVATE_KEY=0x7c852118294e51e653712a81e05800f419141751be58f605c371e15141b007a6
 # cast wallet address --private-key $OPERATOR_PRIVATE_KEY
-OPERATOR_ADDRESS=0xf39Fd6e51aad88F6F4ce6aB8827279cffFb92266
+OPERATOR_ADDRESS=0x90F79bf6EB2c4f870365E785982E1f101E93b906
+
+OP_BATCHER_PRIVATE_KEY=$OPERATOR_PRIVATE_KEY
+# cast wallet address --private-key $OPERATOR_PRIVATE_KEY
+OP_BATCHER_ADDRESS=0x90F79bf6EB2c4f870365E785982E1f101E93b906
 
 # cast wallet address --mnemonic "test test ... junk" --hd-path "m/44'/60'/0'/0/1"
 PROPOSER_ADDRESS=0x70997970C51812dc3A010C7d01b50e0d17dc79C8
diff --git a/espresso/devnet-tests/key_rotation_test.go b/espresso/devnet-tests/key_rotation_test.go
index e9d3084b751c0..63afb115377e4 100644
--- a/espresso/devnet-tests/key_rotation_test.go
+++ b/espresso/devnet-tests/key_rotation_test.go
@@ -68,10 +68,16 @@ func TestChangeBatchInboxOwner(t *testing.T) {
 	config, err := d.RollupConfig(ctx)
 	require.NoError(t, err)
 
+	// Get the deployer's account to sign our next transaction with
+	_, deployer, err := d.SystemConfig(ctx)
+	if err != nil {
+		t.Fatal(err)
+	}
+
 	// Change the BatchAuthenticator's owner
 	batchAuthenticator, err := bindings.NewBatchAuthenticator(config.BatchAuthenticatorAddress, d.L1)
 	require.NoError(t, err)
-	tx, err := batchAuthenticator.TransferOwnership(&bind.TransactOpts{}, d.secrets.Addresses().Bob)
+	tx, err := batchAuthenticator.TransferOwnership(deployer, d.secrets.Addresses().Bob)
 	require.NoError(t, err)
 	_, err = d.SendL1Tx(ctx, tx)
 	require.NoError(t, err)
diff --git a/espresso/docker-compose.yml b/espresso/docker-compose.yml
index aae279323aeee..1b903455b950c 100644
--- a/espresso/docker-compose.yml
+++ b/espresso/docker-compose.yml
@@ -81,7 +81,7 @@ services:
       l1-genesis:
         condition: service_completed_successfully
     healthcheck:
-      test: [ "CMD", "curl", "-f", "http://localhost:${L1_HTTP_PORT}" ]
+      test: ["CMD", "curl", "-f", "http://localhost:${L1_HTTP_PORT}"]
       interval: 3s
       timeout: 2s
       retries: 40
@@ -174,7 +174,7 @@ services:
       dockerfile: espresso/docker/op-stack/Dockerfile
       target: op-node-target
     healthcheck:
-      test: [ "CMD", "curl", "-f", "http://localhost:${ROLLUP_PORT}" ]
+      test: ["CMD", "curl", "-f", "http://localhost:${ROLLUP_PORT}"]
       interval: 3s
       timeout: 2s
       retries: 40
@@ -215,7 +215,7 @@ services:
       dockerfile: espresso/docker/op-stack/Dockerfile
       target: op-node-target
     healthcheck:
-      test: [ "CMD", "curl", "-f", "http://localhost:${VERIFIER_PORT}" ]
+      test: ["CMD", "curl", "-f", "http://localhost:${VERIFIER_PORT}"]
       interval: 3s
       timeout: 2s
       retries: 40
@@ -252,7 +252,7 @@ services:
       dockerfile: espresso/docker/op-stack/Dockerfile
       target: op-node-target
     healthcheck:
-      test: [ "CMD", "curl", "-f", "http://localhost:${CAFF_PORT}" ]
+      test: ["CMD", "curl", "-f", "http://localhost:${CAFF_PORT}"]
       interval: 3s
       timeout: 2s
       retries: 40
@@ -297,7 +297,7 @@ services:
     restart: "no"
 
   op-batcher:
-    profiles: [ "default" ]
+    profiles: ["default"]
     build:
       context: ../
       dockerfile: espresso/docker/op-stack/Dockerfile
@@ -327,7 +327,7 @@ services:
       - op-batcher
       - --espresso-light-client-addr=0x703848f4c85f18e3acd8196c8ec91eb0b7bd0797
       - --testing-espresso-batcher-private-key=${OP_TESTING_BATCHER_PRIVATE_KEY:-$OPERATOR_PRIVATE_KEY}
-      - --private-key=${OP_BATCHER_PRIVATE_KEY:-$OPERATOR_PRIVATE_KEY}
+      - --private-key=${OP_BATCHER_PRIVATE_KEY:-$OP_BATCHER_PRIVATE_KEY}
       - --throttle-threshold=0
       - --max-channel-duration=2
       - --target-num-frames=1
@@ -348,14 +348,18 @@ services:
           - proxy
 
   op-batcher-tee:
-    profiles: [ "tee" ]
+    profiles: ["tee"]
     build:
       context: ../
       dockerfile: espresso/docker/op-stack/Dockerfile
       target: op-batcher-enclave-target
     image: op-batcher-tee:espresso
     healthcheck:
-      test: [ "CMD-SHELL", "test -f /tmp/enclave-tools.pid && kill -0 $(cat /tmp/enclave-tools.pid) 2>/dev/null || exit 1" ]
+      test:
+        [
+          "CMD-SHELL",
+          "test -f /tmp/enclave-tools.pid && kill -0 $(cat /tmp/enclave-tools.pid) 2>/dev/null || exit 1",
+        ]
       interval: 30s
       timeout: 10s
       retries: 3
@@ -403,7 +407,7 @@ services:
         /source/espresso/docker/op-batcher-tee/run-enclave.sh
 
   op-proposer:
-    profiles: [ "default" ]
+    profiles: ["default"]
     build:
       context: ../
       dockerfile: espresso/docker/op-stack/Dockerfile
@@ -425,10 +429,10 @@ services:
       OP_PROPOSER_PROPOSAL_INTERVAL: 6s
       OP_PROPOSER_MNEMONIC: "test test test test test test test test test test test junk"
       OP_PROPOSER_HD_PATH: "m/44'/60'/0'/0/1"
-      OP_PROPOSER_GAME_TYPE: '1'
+      OP_PROPOSER_GAME_TYPE: "1"
 
   op-challenger:
-    profiles: [ "default" ]
+    profiles: ["default"]
     build:
       context: ../
       dockerfile: espresso/docker/op-stack/Dockerfile
diff --git a/espresso/scripts/prepare-allocs.sh b/espresso/scripts/prepare-allocs.sh
index 053050b5934ef..a32a229960ff8 100755
--- a/espresso/scripts/prepare-allocs.sh
+++ b/espresso/scripts/prepare-allocs.sh
@@ -80,7 +80,7 @@ dasel put -f "${DEPLOYER_DIR}/intent.toml" -s .chains.[0].l1FeeVaultRecipient -v
 dasel put -f "${DEPLOYER_DIR}/intent.toml" -s .chains.[0].sequencerFeeVaultRecipient -v "${OPERATOR_ADDRESS}"
 dasel put -f "${DEPLOYER_DIR}/intent.toml" -s .chains.[0].roles.systemConfigOwner -v "${OPERATOR_ADDRESS}"
 dasel put -f "${DEPLOYER_DIR}/intent.toml" -s .chains.[0].roles.unsafeBlockSigner -v "${OPERATOR_ADDRESS}"
-dasel put -f "${DEPLOYER_DIR}/intent.toml" -s .chains.[0].roles.batcher -v "${OPERATOR_ADDRESS}"
+dasel put -f "${DEPLOYER_DIR}/intent.toml" -s .chains.[0].roles.batcher -v "${OP_BATCHER_ADDRESS}"
 dasel put -f "${DEPLOYER_DIR}/intent.toml" -s .chains.[0].roles.proposer -v "${PROPOSER_ADDRESS}"
 
 # Fill in a specified create2Salt for the deployer, in order to ensure that the