diff --git a/include/fw/rom.sh b/include/fw/rom.sh
index 0fb573ee..8a5dc895 100644
--- a/include/fw/rom.sh
+++ b/include/fw/rom.sh
@@ -65,9 +65,6 @@ corebootpremake()
 	[ "$XBMK_RELEASE" = "y" ] && [ "$release" = "n" ] && \
 		return 0
 
-	$if_not_dry_build \
-		cook_coreboot_config
-
 	fx_ check_coreboot_util printf "cbfstool\nifdtool\n"
 
 	printf "%s\n" "${version%%-*}" > "$srcdir/.coreboot-version" || \
@@ -77,14 +74,6 @@ corebootpremake()
 		x_ "$mk" download "$target"; :
 }
 
-cook_coreboot_config()
-{
-	if [ -z "$mode" ] && [ -f "$srcdir/.config" ]; then
-		printf "CONFIG_CCACHE=n\n" >> "$srcdir/.config" || \
-		    err "can't cook '$srcdir'" "cook_coreboot_config" "$@"
-	fi
-}
-
 check_coreboot_util()
 {
 	[ "$badhash" = "y" ] && \