diff --git a/payloads/external/LinuxBoot/Kconfig b/payloads/external/LinuxBoot/Kconfig
index 14ee8951a4..7a40645535 100644
--- a/payloads/external/LinuxBoot/Kconfig
+++ b/payloads/external/LinuxBoot/Kconfig
@@ -118,8 +118,8 @@ config LINUXBOOT_UROOT_COMMANDS
 	string "Select u-root commands"
 	default ""
 	help
-	  Comma separated list of additional modules to include. Otherwise all modules
-	  of u-root are included.
+	  List of additional modules to include, separated by space. Otherwise
+	  all modules of u-root are included.
 
 config LINUXBOOT_UROOT_FILES
 	string "Add files to u-root base"
diff --git a/payloads/external/LinuxBoot/targets/u-root.mk b/payloads/external/LinuxBoot/targets/u-root.mk
index 4c2994c2e3..f3c70a6c0c 100644
--- a/payloads/external/LinuxBoot/targets/u-root.mk
+++ b/payloads/external/LinuxBoot/targets/u-root.mk
@@ -62,10 +62,11 @@ ifneq ($(CONFIG_LINUXBOOT_UROOT_COMMANDS),)
 ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),)
 	cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \
 	-build=bb -files $(CONFIG_LINUXBOOT_UROOT_FILES) -o $(project_dir)/initramfs.cpio \
-	./cmds/{$(CONFIG_LINUXBOOT_UROOT_COMMANDS)}
+	$(patsubst %,cmds/%,$(CONFIG_LINUXBOOT_UROOT_COMMANDS))
 else
 	cd $(uroot_dir); GOARCH=$(CONFIG_LINUXBOOT_ARCH) GOPATH=$(go_path_dir) ./u-root \
-	-build=bb -o $(project_dir)/initramfs.cpio ./cmds/{$(CONFIG_LINUXBOOT_UROOT_COMMANDS)}
+	-build=bb -o $(project_dir)/initramfs.cpio \
+	$(patsubst %,cmds/%,$(CONFIG_LINUXBOOT_UROOT_COMMANDS))
 endif
 else
 ifneq ($(CONFIG_LINUXBOOT_UROOT_FILES),)
diff --git a/payloads/external/Makefile.inc b/payloads/external/Makefile.inc
index 973bdfb10d..13d999e14f 100644
--- a/payloads/external/Makefile.inc
+++ b/payloads/external/Makefile.inc
@@ -268,7 +268,7 @@ linuxboot:
 		CONFIG_LINUXBOOT_KERNEL_CONFIGFILE=$(CONFIG_LINUXBOOT_KERNEL_CONFIGFILE) \
 		CONFIG_LINUXBOOT_KERNEL_COMMANDLINE=$(CONFIG_LINUXBOOT_KERNEL_COMMANDLINE) \
 		CONFIG_LINUXBOOT_UROOT_VERSION=$(CONFIG_LINUXBOOT_UROOT_VERSION) \
-		CONFIG_LINUXBOOT_UROOT_COMMANDS="$(CONFIG_LINUXBOOT_UROOT_COMMANDS)" \
+		CONFIG_LINUXBOOT_UROOT_COMMANDS=$(CONFIG_LINUXBOOT_UROOT_COMMANDS) \
 		CONFIG_LINUXBOOT_ARCH=$(CONFIG_LINUXBOOT_ARCH) \
 		CONFIG_LINUXBOOT_UROOT=$(CONFIG_LINUXBOOT_UROOT) \
 		CONFIG_LINUXBOOT_UROOT_FILES=$(CONFIG_LINUXBOOT_UROOT_FILES) \