diff --git a/krootbacking/krootbacking.cpp b/krootbacking/krootbacking.cpp
index 3d5872fb3..8e41b5087 100644
--- a/krootbacking/krootbacking.cpp
+++ b/krootbacking/krootbacking.cpp
@@ -241,7 +241,7 @@ void KRootBacking::updateBackground( KSharedPixmap *spm )
     }
 
     TQString filename = getenv("USER");
-    filename.prepend("/tmp/kde-");
+    filename.prepend("/tmp/tde-");
     filename.append("/krootbacking.png");
     pm.save(filename, "PNG");
     printf("%s\n\r", filename.ascii()); fflush(stdout);