diff --git a/app/main.py b/app/main.py
index eac6782..b5f5340 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,5 +1,6 @@
 '''Module containing the main function of the app.'''
 import os
+import socket
 from flask import Flask, Response
 from prometheus_client import generate_latest, CONTENT_TYPE_LATEST
 from app import opensense
@@ -7,6 +8,9 @@
 
 app = Flask(__name__)
 
+HOSTNAME = socket.gethostname()
+IPADDR = socket.gethostbyname(HOSTNAME)
+
 @app.route('/version')
 def print_version():
     '''Function printing the current version of the app.'''
@@ -20,7 +24,7 @@ def print_version():
 @app.route('/temperature')
 def get_temperature():
     '''Function to get the current temperature.'''
-    return opensense.get_temperature()
+    return opensense.get_temperature() + f"From: {IPADDR}\n"
 
 @app.route('/metrics')
 def metrics():
diff --git a/app/opensense.py b/app/opensense.py
index e0728c8..5bb9858 100644
--- a/app/opensense.py
+++ b/app/opensense.py
@@ -1,13 +1,9 @@
 '''Module to get entries from OpenSenseMap API and get the average temperature'''
 from datetime import datetime, timezone, timedelta
 import os
-import socket
 import requests
 import redis
 
-HOSTNAME = socket.gethostname()
-IPADDR = socket.gethostbyname(HOSTNAME)
-
 REDIS_HOST = os.getenv('REDIS_HOST', 'localhost')
 REDIS_PORT = int(os.environ.get('REDIS_PORT', 6379))
 REDIS_DB = int(os.environ.get('REDIS_DB', 0))
@@ -85,4 +81,4 @@ def get_temperature():
         except redis.RedisError as e:
             print(f"Redis error while caching data: {e}")
 
-    return result + f"From: {IPADDR}\n"
+    return result
diff --git a/tests/test_modules.py b/tests/test_modules.py
index 16b7cf8..0573ee9 100644
--- a/tests/test_modules.py
+++ b/tests/test_modules.py
@@ -183,7 +183,7 @@ def test_store_temperature_data_invalid_response_error():
         mock_client.bucket_exists.return_value = True
         mock_client.put_object.side_effect = InvalidResponseError(
             "Invalid response", 
-            content_type="application/json", 
+            content_type="application/json",
             body=b"{}"
         )