diff --git a/sync_registration.sh b/sync_registration.sh
new file mode 100755
index 0000000..ef1516d
--- /dev/null
+++ b/sync_registration.sh
@@ -0,0 +1,103 @@
+#!/bin/bash
+
+echo "=== Bridge Config Syncer ==="
+echo "Updates config.yaml with values from registration.yaml"
+
+cat << 'PYTHON_SCRIPT' > sync_conf.py
+import sys
+import os
+
+try:
+    from ruamel.yaml import YAML
+except ImportError:
+    import subprocess
+    subprocess.check_call([sys.executable, "-m", "pip", "install", "ruamel.yaml"])
+    from ruamel.yaml import YAML
+
+yaml = YAML()
+yaml.preserve_quotes = True
+
+# Only telegram for now, based on user request
+services = ["telegram"]
+base_dir = "data"
+
+# Beeper specific defaults from your bbctl output
+hs_url = "https://matrix.beeper.com/_hungryserv/inswe"
+hs_domain = "beeper.local"
+
+for service in services:
+    config_path = os.path.join(base_dir, service, "config.yaml")
+    reg_path = os.path.join(base_dir, service, "registration.yaml")
+
+    if not os.path.exists(reg_path):
+        print(f"[{service}] SKIPPING: registration.yaml not found.")
+        continue
+    
+    if not os.path.exists(config_path):
+        print(f"[{service}] SKIPPING: config.yaml not found.")
+        continue
+
+    print(f"[{service}] Syncing config from registration...")
+    
+    try:
+        with open(reg_path, 'r') as f:
+            reg = yaml.load(f)
+        
+        with open(config_path, 'r') as f:
+            conf = yaml.load(f)
+
+        changed = False
+
+        # Sync Tokens & ID
+        if conf['appservice']['as_token'] != reg['as_token']:
+            conf['appservice']['as_token'] = reg['as_token']
+            changed = True
+            print(f"  - Updated as_token")
+            
+        if conf['appservice']['hs_token'] != reg['hs_token']:
+            conf['appservice']['hs_token'] = reg['hs_token']
+            changed = True
+            print(f"  - Updated hs_token")
+
+        if conf['appservice'].get('id') != reg['id']:
+            conf['appservice']['id'] = reg['id']
+            changed = True
+            print(f"  - Updated appservice id")
+
+        # Sync Homeserver
+        if conf['homeserver'].get('address') != hs_url:
+            conf['homeserver']['address'] = hs_url
+            changed = True
+            print(f"  - Updated homeserver address")
+
+        if conf['homeserver'].get('domain') != hs_domain:
+            conf['homeserver']['domain'] = hs_domain
+            changed = True
+            print(f"  - Updated homeserver domain")
+
+        # Fix SQLite URI if needed (common issue)
+        if isinstance(conf['appservice'].get('database'), str):
+             if conf['appservice']['database'] != "sqlite:////data/bridge.db":
+                 conf['appservice']['database'] = "sqlite:////data/bridge.db"
+                 changed = True
+                 print(f"  - Fixed database path")
+
+        if changed:
+            with open(config_path, 'w') as f:
+                yaml.dump(conf, f)
+            print(f"[{service}] Configuration updated successfully.")
+        else:
+            print(f"[{service}] Config was already in sync.")
+
+    except Exception as e:
+        print(f"[{service}] Error during sync: {e}")
+
+PYTHON_SCRIPT
+
+docker run --rm \
+  -v "$(pwd):/work" \
+  -w /work \
+  python:3.11-slim \
+  sh -c "pip install ruamel.yaml && python sync_conf.py"
+
+rm sync_conf.py