diff --git a/meta-ti-bsp/conf/machine/include/k3.inc b/meta-ti-bsp/conf/machine/include/k3.inc
index dd3cbecab3d51..b98b45802bc76 100644
--- a/meta-ti-bsp/conf/machine/include/k3.inc
+++ b/meta-ti-bsp/conf/machine/include/k3.inc
@@ -25,10 +25,6 @@ SPL_BINARY = "tispl.bin"
 SPL_BINARYNAME = "tispl.bin"
 UBOOT_SUFFIX = "img"
 
-UBOOT_SIGN_ENABLE = "1"
-UBOOT_MKIMAGE_DTCOPTS = "-I dts -O dtb"
-UBOOT_SIGN_KEYNAME ?= "custMpk"
-UBOOT_SIGN_KEYDIR ?= "${TI_SECURE_DEV_PKG}/keys"
 FIT_HASH_ALG ?= "sha512"
 FIT_SIGN_ALG ?= "rsa4096"