diff --git a/poky/meta/classes/kernel-fitimage.bbclass b/poky/meta/classes/kernel-fitimage.bbclass
index 2820ff9..9e224da 100644
--- a/poky/meta/classes/kernel-fitimage.bbclass
+++ b/poky/meta/classes/kernel-fitimage.bbclass
@@ -42,7 +42,7 @@
         # Verified boot will sign the fitImage and append the public key to
         # U-Boot dtb. We ensure the U-Boot dtb is deployed before assembling
         # the fitImage:
-        if d.getVar('UBOOT_SIGN_ENABLE') == "1":
+        if d.getVar('UBOOT_SIGN_ENABLE') == "1" and d.getVar('UBOOT_DTB_BINARY'):
             uboot_pn = d.getVar('PREFERRED_PROVIDER_u-boot') or 'u-boot'
             d.appendVarFlag('do_assemble_fitimage', 'depends', ' %s:do_populate_sysroot' % uboot_pn)
 }