diff --git a/defaultenv/Makefile b/defaultenv/Makefile
index 950ac29..e030355 100644
--- a/defaultenv/Makefile
+++ b/defaultenv/Makefile
@@ -20,7 +20,8 @@
 
 quiet_cmd_env_h = ENVH    $@
 cmd_env_h = cat $< | (cd $(obj) && $(objtree)/scripts/bin2c "__aligned(4) default_environment") > $@; \
-	echo "static const int default_environment_uncompress_size=`stat -c%s $(obj)/barebox_default_env`;" >> $@
+	echo "static const int default_environment_uncompress_size=`${CONFIG_SHELL} \"${srctree}/scripts/file-size.sh\" $(obj)/barebox_default_env`;" >> $@
+
 
 $(obj)/barebox_default_env.h: $(obj)/barebox_default_env$(DEFAULT_COMPRESSION_SUFFIX) FORCE
 	$(call if_changed,env_h)
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 95eaf52..87bff2d 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -341,7 +341,7 @@
 size_append = printf $(shell						\
 dec_size=0;								\
 for F in $1; do								\
-	fsize=$$(stat -c "%s" $$F);					\
+	fsize=$$(${CONFIG_SHELL} "${srctree}/scripts/file-size.sh" $$F);\
 	dec_size=$$(expr $$dec_size + $$fsize);				\
 done;									\
 printf "%08x\n" $$dec_size |						\
@@ -446,7 +446,7 @@
 # Check size of a file
 quiet_cmd_check_file_size = CHKFILESIZE $2
       cmd_check_file_size = set -e;					\
-	size=`stat -c%s $2`;						\
+	size=`${CONFIG_SHELL} "${srctree}/scripts/file-size.sh" $2`;	\
 	max_size=`printf "%d" $3`;					\
 	if [ $$size -gt $$max_size ] ;					\
 	then								\
diff --git a/scripts/file-size.sh b/scripts/file-size.sh
new file mode 100755
index 0000000..7eb7423
--- /dev/null
+++ b/scripts/file-size.sh
@@ -0,0 +1,4 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0
+set -- $(ls -dn "$1")
+printf '%s\n' "$5"
diff --git a/scripts/gen-dtb-s b/scripts/gen-dtb-s
index 307b1f6..b2dd253 100755
--- a/scripts/gen-dtb-s
+++ b/scripts/gen-dtb-s
@@ -55,8 +55,8 @@
 if [ $? != 0 ]; then
 	exit 1
 fi
-compressed=$(stat $dtb.lzo -c "%s")
-uncompressed=$(stat $dtb -c "%s")
+compressed=$(${CONFIG_SHELL} "${srctree}/scripts/file-size.sh" $dtb.lzo)
+uncompressed=$(${CONFIG_SHELL} "${srctree}/scripts/file-size.sh" $dtb)
 
 echo ".section .dtbz.rodata.${name},\"a\""
 echo ".balign STRUCT_ALIGNMENT"