diff --git a/data/sparc/etc/silo.conf b/data/sparc/etc/silo.conf
index 46fa9e5d..cb9e0d7c 100644
--- a/data/sparc/etc/silo.conf
+++ b/data/sparc/etc/silo.conf
@@ -9,7 +9,7 @@ initrd=/dists/stable/main/disks-sparc/current/images-1.44/root.bin
 # Standard boot images
 image[sun4c,sun4d,sun4m]=/boot/sparc32.gz
    label=linux
-image[sun4u]=/boot/sparc64.gz
+image[sun4u]=/boot/sparc64
    label=linux
 
 # Rescue boots