diff --git a/dht11.py b/dht11.py
index a3ed3d8..57962c5 100644
--- a/dht11.py
+++ b/dht11.py
@@ -44,8 +44,9 @@ def web_server():
     print ("server draait op port 8000")
     server.serve_forever()
 
-threading.Thread(target=web_server, daemon=True).start()
-threading.Thread(target=check_data, daemon=True).start()
 
-while True:
-    time.sleep(1)
\ No newline at end of file
+if __name__ == '__main__':
+    threading.Thread(target=web_server, daemon=True).start()
+    threading.Thread(target=check_data, daemon=True).start()
+    while True:
+        time.sleep(1)
\ No newline at end of file