diff --git a/poky/meta/classes-recipe/image-combined-dbg.bbclass b/poky/meta/classes-recipe/image-combined-dbg.bbclass
index dcf1968..7293137 100644
--- a/poky/meta/classes-recipe/image-combined-dbg.bbclass
+++ b/poky/meta/classes-recipe/image-combined-dbg.bbclass
@@ -4,7 +4,7 @@
 # SPDX-License-Identifier: MIT
 #
 
-IMAGE_PREPROCESS_COMMAND:append = " combine_dbg_image; "
+IMAGE_PREPROCESS_COMMAND:append = " combine_dbg_image"
 
 combine_dbg_image () {
         if [ "${IMAGE_GEN_DEBUGFS}" = "1" -a -e ${IMAGE_ROOTFS}-dbg ]; then