--- src/MediaView.cpp	2011-08-06 14:34:20.613150591 +0200
+++ src/MediaView.cpp	2011-08-06 14:34:32.549001370 +0200
@@ -347,7 +347,7 @@
 
     QString tempDir = QDesktopServices::storageLocation(QDesktopServices::TempLocation);
 #ifdef Q_WS_X11
-    QString tempFile = tempDir + "/minitube-" + getenv("USERNAME") + ".mp4";
+    QString tempFile = tempDir + "/minitube-" + getenv("USER") + ".mp4";
 #else
     QString tempFile = tempDir + "/minitube.mp4";
 #endif