diff --git a/conf/machine/nitrogen6sx.conf b/conf/machine/nitrogen6sx.conf
index 5bc786a..d56929d 100644
--- a/conf/machine/nitrogen6sx.conf
+++ b/conf/machine/nitrogen6sx.conf
@@ -24,12 +24,7 @@ WKS_FILE = "sdimage-bootpart.wks"
 IMAGE_BOOT_FILES:append = " \
     boot.scr-${MACHINE};boot.scr \
 "
-WKS_FILE_DEPENDS = " \
-    u-boot-script-boundary \
-    \
-    e2fsprogs-native \
-    bmap-tools-native \
-"
+WKS_FILE_DEPENDS += " u-boot-script-boundary"
 
 UBOOT_MACHINE ?= "nitrogen6sx_defconfig"
 
diff --git a/conf/machine/nitrogen6x-lite.conf b/conf/machine/nitrogen6x-lite.conf
index f891e40..1a32938 100644
--- a/conf/machine/nitrogen6x-lite.conf
+++ b/conf/machine/nitrogen6x-lite.conf
@@ -24,12 +24,7 @@ WKS_FILE = "sdimage-bootpart.wks"
 IMAGE_BOOT_FILES:append = " \
     boot.scr-${MACHINE};boot.scr \
 "
-WKS_FILE_DEPENDS = " \
-    u-boot-script-boundary \
-    \
-    e2fsprogs-native \
-    bmap-tools-native \
-"
+WKS_FILE_DEPENDS += "u-boot-script-boundary"
 
 UBOOT_MACHINE ?= "nit6xlite_defconfig"
 
diff --git a/conf/machine/nitrogen6x.conf b/conf/machine/nitrogen6x.conf
index b40f041..207b935 100644
--- a/conf/machine/nitrogen6x.conf
+++ b/conf/machine/nitrogen6x.conf
@@ -59,12 +59,7 @@ WKS_FILE = "sdimage-bootpart.wks"
 IMAGE_BOOT_FILES:append = " \
     boot.scr-${MACHINE};boot.scr \
 "
-WKS_FILE_DEPENDS = " \
-    u-boot-script-boundary \
-    \
-    e2fsprogs-native \
-    bmap-tools-native \
-"
+WKS_FILE_DEPENDS += "u-boot-script-boundary"
 
 UBOOT_MACHINE ?= "nitrogen6q_defconfig"
 
diff --git a/conf/machine/nitrogen7.conf b/conf/machine/nitrogen7.conf
index 3597178..27afafb 100644
--- a/conf/machine/nitrogen7.conf
+++ b/conf/machine/nitrogen7.conf
@@ -24,12 +24,7 @@ WKS_FILE = "sdimage-bootpart.wks"
 IMAGE_BOOT_FILES:append = " \
     boot.scr-${MACHINE};boot.scr \
 "
-WKS_FILE_DEPENDS = " \
-    u-boot-script-boundary \
-    \
-    e2fsprogs-native \
-    bmap-tools-native \
-"
+WKS_FILE_DEPENDS += "u-boot-script-boundary"
 
 UBOOT_MACHINE ?= "nitrogen7_defconfig"
 
diff --git a/conf/machine/nitrogen8m.conf b/conf/machine/nitrogen8m.conf
index 7f17d6d..03a3a45 100644
--- a/conf/machine/nitrogen8m.conf
+++ b/conf/machine/nitrogen8m.conf
@@ -64,11 +64,7 @@ IMAGE_BOOT_FILES:append = " \
 
 # wic support
 WKS_FILE = "sdimage-bootpart.wks"
-WKS_FILE_DEPENDS:mx8 += " \
-	u-boot-script-boundary \
-	e2fsprogs-native \
-	bmap-tools-native \
-"
+WKS_FILE_DEPENDS += "u-boot-script-boundary"
 
 SERIAL_CONSOLES ?= "115200;ttymxc0"
 
diff --git a/conf/machine/nitrogen8mm.conf b/conf/machine/nitrogen8mm.conf
index 072a893..9ebfbe0 100644
--- a/conf/machine/nitrogen8mm.conf
+++ b/conf/machine/nitrogen8mm.conf
@@ -69,11 +69,7 @@ IMAGE_BOOT_FILES:append = " \
 
 # wic support
 WKS_FILE = "sdimage-bootpart.wks"
-WKS_FILE_DEPENDS:mx8 += " \
-	u-boot-script-boundary \
-	e2fsprogs-native \
-	bmap-tools-native \
-"
+WKS_FILE_DEPENDS += "u-boot-script-boundary"
 
 SERIAL_CONSOLES = "115200;ttymxc1"
 
diff --git a/conf/machine/nitrogen8mn.conf b/conf/machine/nitrogen8mn.conf
index b1a571d..c92c18f 100644
--- a/conf/machine/nitrogen8mn.conf
+++ b/conf/machine/nitrogen8mn.conf
@@ -63,11 +63,7 @@ IMAGE_BOOT_FILES:append = " \
 
 # wic support
 WKS_FILE = "sdimage-bootpart.wks"
-WKS_FILE_DEPENDS:mx8 += " \
-	u-boot-script-boundary \
-	e2fsprogs-native \
-	bmap-tools-native \
-"
+WKS_FILE_DEPENDS += "u-boot-script-boundary"
 
 SERIAL_CONSOLES = "115200;ttymxc1"
 
diff --git a/conf/machine/nitrogen8mp.conf b/conf/machine/nitrogen8mp.conf
index da059ef..30295b2 100644
--- a/conf/machine/nitrogen8mp.conf
+++ b/conf/machine/nitrogen8mp.conf
@@ -60,11 +60,7 @@ IMAGE_BOOT_FILES:append = " \
 	upgrade.scr-${MACHINE};upgrade.scr \
 	imx-boot;u-boot.${BOUNDARY_DEVICES_UBOOT_DEFCONFIG} \
 "
-WKS_FILE_DEPENDS:mx8 += " \
-	u-boot-script-boundary \
-	e2fsprogs-native \
-	bmap-tools-native \
-"
+WKS_FILE_DEPENDS += "u-boot-script-boundary"
 
 OPTEE_BIN_EXT = "8mp"