diff --git a/AK/LogStream.h b/AK/LogStream.h
index 3a2c99405a..c3ff0a2253 100644
--- a/AK/LogStream.h
+++ b/AK/LogStream.h
@@ -140,7 +140,7 @@ private:
 };
 
 [[deprecated("Use AK::outln or AK::new_out instead, AK::new_out will soon be renamed to AK::out.")]] inline StdLogStream out() { return StdLogStream(STDOUT_FILENO); }
-inline StdLogStream warn() { return StdLogStream(STDERR_FILENO); }
+[[deprecated("Use AK::warnln or AK::new_warn instead, AK::new_warn will soon be renamed to AK::warn.")]] inline StdLogStream warn() { return StdLogStream(STDERR_FILENO); }
 #endif
 
 #ifdef KERNEL