diff --git a/arch/arm/boards/at91sam9260ek/env/config b/arch/arm/boards/at91sam9260ek/env/config
index ba14c2b..8db18ef 100644
--- a/arch/arm/boards/at91sam9260ek/env/config
+++ b/arch/arm/boards/at91sam9260ek/env/config
@@ -19,14 +19,9 @@
 rootfs_type=ubifs
 rootfsimage=root.$rootfs_type
 
-# The image type of the kernel. Can be uimage, zimage, raw, or raw_lzo
-#kernelimage_type=zimage
 #kernelimage=zImage
-kernelimage_type=uimage
 kernelimage=uImage
-#kernelimage_type=raw
 #kernelimage=Image
-#kernelimage_type=raw_lzo
 #kernelimage=Image.lzo
 
 nand_device=atmel_nand
diff --git a/arch/openrisc/boards/generic/env/config b/arch/openrisc/boards/generic/env/config
index 9dee8d9..4027f27 100644
--- a/arch/openrisc/boards/generic/env/config
+++ b/arch/openrisc/boards/generic/env/config
@@ -5,7 +5,6 @@
 root=flash
 
 kernel_loc=nor
-kernelimage_type=uimage
 
 # use 'dhcp' todo dhcp in barebox and in kernel
 ip=none