diff --git a/fritzbox_cpu_temperature.py b/fritzbox_cpu_temperature.py
index e6aa9c4..4764ad4 100755
--- a/fritzbox_cpu_temperature.py
+++ b/fritzbox_cpu_temperature.py
@@ -32,7 +32,7 @@ def get_cpu_temperature():
     password = os.environ['fritzbox_password']
 
     session_id = fh.get_session_id(server, password)
-    data = fh.get_page_content(server, (session_id, PAGE))
+    data = fh.get_page_content(server, session_id, PAGE)
 
     m = re.search(pattern, data)
     if m: