diff --git a/.github/workflows/historydb.test.yml b/.github/workflows/historydb.test.yml
new file mode 100644
index 0000000..70768d4
--- /dev/null
+++ b/.github/workflows/historydb.test.yml
@@ -0,0 +1,61 @@
+name: "SYB historydb test"
+
+on:
+  push:
+    branches-ignore:
+      - "main"
+    paths:
+      - "go_sequencer/database/historydb/**"
+  workflow_dispatch:
+
+jobs:
+  core-build:
+    strategy:
+      fail-fast: false
+    runs-on: ubuntu-latest
+    timeout-minutes: 10
+
+    services:
+      postgres:
+        image: postgres
+        env:
+          POSTGRES_PASSWORD: postgres
+          POSTGRES_DB: statedb
+        options: >-
+          --health-cmd pg_isready
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+        ports:
+          - 5432:5432
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup Go
+        uses: actions/setup-go@v5
+        with:
+          go-version: "1.22.5"
+          check-latest: true
+          cache-dependency-path: |
+            ./go_sequencer/go.sum
+
+      - name: Install dependencies
+        run: |
+          cd ./go_sequencer
+          go mod tidy
+
+      - name: Install Task
+        uses: arduino/setup-task@v2
+        with:
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Run historydb tests
+        run: |
+          cd ./go_sequencer
+          task test-historydb
+        env:
+          PGHOST: "localhost"
+          PGPORT: "5432"
+          PGUSER: "postgres"
+          PGPASSWORD: "postgres"
+          PGDATABASE: "statedb"
+
diff --git a/go_sequencer/database/historydb/historydb_test.go b/go_sequencer/database/historydb/historydb_test.go
index 25df443..5f7512b 100644
--- a/go_sequencer/database/historydb/historydb_test.go
+++ b/go_sequencer/database/historydb/historydb_test.go
@@ -163,7 +163,7 @@ func TestBatches(t *testing.T) {
 			batch.Batch.GasPrice = big.NewInt(0)
 			batches = append(batches, batch.Batch)
 			forgeTxsNum := batch.Batch.ForgeL1TxsNum
-			if forgeTxsNum != nil && (lastL1TxsNum == nil || *lastL1TxsNum < *forgeTxsNum) {
+			if forgeTxsNum != nil && *lastL1TxsNum < *forgeTxsNum {
 				*lastL1TxsNum = *forgeTxsNum
 				lastL1BatchBlockNum = batch.Batch.EthBlockNum
 			}