diff --git a/krebs/3modules/fetchWallpaper.nix b/krebs/3modules/fetchWallpaper.nix
index cdb9fe70a..8d4933cb5 100644
--- a/krebs/3modules/fetchWallpaper.nix
+++ b/krebs/3modules/fetchWallpaper.nix
@@ -51,7 +51,7 @@ let
     mkdir -p ${cfg.stateDir}
     chmod o+rx ${cfg.stateDir}
     cd ${cfg.stateDir}
-    (curl --max-time ${toString cfg.maxTime} -s -o wallpaper.tmp -z wallpaper ${shell.escape cfg.url} && mv wallpaper.tmp wallpaper) || :
+    (curl --max-time ${toString cfg.maxTime} -s -o wallpaper.tmp -z wallpaper.tmp ${shell.escape cfg.url} && cp wallpaper.tmp wallpaper) || :
     feh --no-fehbg --bg-scale ${shell.escape cfg.stateDir}/wallpaper
   '';