diff --git a/provider_portal/app/api/customer_api/routes.py b/provider_portal/app/api/customer_api/routes.py
index 7e5cd4e..bd41434 100644
--- a/provider_portal/app/api/customer_api/routes.py
+++ b/provider_portal/app/api/customer_api/routes.py
@@ -53,7 +53,7 @@ def create_meter():
         # Extract API key from headers
         api_key = request.headers['Authorization']
         if "Bearer " in api_key:
-            api_key.replace("Bearer ", "")
+            api_key = api_key.replace("Bearer ", "")
 
         # Extract data from the request body
         data = json.loads(request.data)
@@ -103,7 +103,7 @@ def meter_measurements():
         # Extract API key from headers
         api_key = request.headers['Authorization']
         if "Bearer " in api_key:
-            api_key.replace("Bearer ", "")
+            api_key = api_key.replace("Bearer ", "")
 
         # Extract data from the request query parameters
         customer_UID = request.args.get('customerUID')
@@ -157,7 +157,7 @@ def delete_meter():
         # Extract API key from headers
         api_key = request.headers['Authorization']
         if "Bearer " in api_key:
-            api_key.replace("Bearer ", "")
+            api_key = api_key.replace("Bearer ", "")
 
         # Extract data from the request body
         data = json.loads(request.data)
diff --git a/provider_portal/run.py b/provider_portal/run.py
index 2c204fc..01c6c1f 100644
--- a/provider_portal/run.py
+++ b/provider_portal/run.py
@@ -71,15 +71,15 @@ def run_app(app, host, port, ssl_context):
         insert_users_from_file(mysql_db)
 
     # Threaded Flask applications
-    smartmeter_thread = threading.Thread(target=run_app, args=(smartmeter_api_app, '10.0.1.10', 8080, ssl_context))
+    smartmeter_thread = threading.Thread(target=run_app, args=(smartmeter_api_app, '0.0.0.0', 8080, ssl_context))
     smartmeter_thread.start()
 
     provider_thread = threading.Thread(target=run_app, args=(
-    customer_api_app, '10.0.1.10', 8100, (config.CertificateConfig.SERVER_CERT, config.CertificateConfig.SERVER_KEY)))
+    customer_api_app, '0.0.0.0', 8100, (config.CertificateConfig.SERVER_CERT, config.CertificateConfig.SERVER_KEY)))
     provider_thread.start()
 
     admin_thread = threading.Thread(target=run_app, args=(
-    admin_api_app, '10.0.1.10', 8090, (config.CertificateConfig.SERVER_CERT, config.CertificateConfig.SERVER_KEY)))
+    admin_api_app, '0.0.0.0', 8090, (config.CertificateConfig.SERVER_CERT, config.CertificateConfig.SERVER_KEY)))
     admin_thread.start()
 
     # Wait for all threads to finish