diff --git a/app.py b/app.py
index a7f1246..8da533e 100644
--- a/app.py
+++ b/app.py
@@ -56,4 +56,4 @@ def query_contacts(identification):
 
 
 if __name__ == '__main__':
-    app.run()
+    app.run(host='0.0.0.0')