diff -r 8a6a2d931bae -r d52f5d8e75e6 qmlfrontend/players_model.cpp
--- a/qmlfrontend/players_model.cpp	Sat Nov 12 15:40:20 2022 +0100
+++ b/qmlfrontend/players_model.cpp	Sat Nov 12 21:12:14 2022 +0100
@@ -355,10 +355,10 @@
 
   stream << "; this list is used by Hedgewars - do not edit it unless you know "
             "what you're doing!"
-         << endl;
+         << Qt::endl;
 
   foreach (const QString &nick, set.values())
-    stream << nick << endl;
+    stream << nick << Qt::endl;
 
   txt.close();
 }