diff --git a/ayct_backend/__init__.py b/ayct_backend/__init__.py
index 74f05dc..0145152 100644
--- a/ayct_backend/__init__.py
+++ b/ayct_backend/__init__.py
@@ -22,7 +22,7 @@ def create_app():
 
     twitter_db.drop_all(app=app)
     twitter_db.create_all(app=app)
-    twitter_db.drop_all(app=app)
+    campaign_db.drop_all(app=app)
     campaign_db.create_all(app=app)
 
     app.register_blueprint(twitter, url_prefix='/twitter')
diff --git a/ayct_backend/firebase.py b/ayct_backend/firebase.py
index dd66d55..ce47677 100644
--- a/ayct_backend/firebase.py
+++ b/ayct_backend/firebase.py
@@ -8,6 +8,9 @@ AUDIENCE = os.environ.get('GOOGLE_CLOUD_PROJECT')
 def verify_token(headers):
     id_token = headers['Authorization'].split(' ').pop()
 
-    claims = google.oauth2.id_token.verify_firebase_token(id_token, HTTP_REQUEST, audience=AUDIENCE)
+    try:
+        claims = google.oauth2.id_token.verify_firebase_token(id_token, HTTP_REQUEST, audience=AUDIENCE)
+    except:
+        return None
 
     return claims
\ No newline at end of file