diff --git a/.github/workflows/update-iso.yml b/.github/workflows/update-iso.yml
new file mode 100644
index 0000000..d21d609
--- /dev/null
+++ b/.github/workflows/update-iso.yml
@@ -0,0 +1,39 @@
+name: Update ISO 4217 Data
+
+on:
+  schedule:
+    - cron: "0 0 * * 1" # Runs every Monday at midnight UTC
+  workflow_dispatch: # Allows manual triggering of the workflow
+
+jobs:
+  update-iso:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Install Bun
+        uses: oven-sh/setup-bun@v1
+        with:
+          bun-version: latest
+
+      - name: Install dependencies
+        run: bun install
+
+      - name: Run ISO script
+        run: bun run iso
+
+      - name: Commit changes and create PR
+        uses: peter-evans/create-pull-request@v7
+        with:
+          branch: update-iso-4217-data
+          commit-message: "chore: update ISO 4217 data"
+          title: Update ISO 4217 Data
+          body: |
+            This PR updates the ISO 4217 data by running the `iso` script.
+
+            Please review and merge it if everything looks good.
+
+            **Todo:**
+            - [ ] Update tests
diff --git a/.gitignore b/.gitignore
index 099ae14..911fcb5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,4 @@
 node_modules
 package-lock.json
-
+bun.lockb
+bun.lock