diff --git a/resource.sh b/resource.sh
index bb5c065a30da377cfa8f885fc94351c81d7e9423..894f2781d87e29c2b9dd2b3858e3627ff233ee4b 100755
--- a/resource.sh
+++ b/resource.sh
@@ -19,7 +19,7 @@ header="${1%.*}_rc"
 header=`basename ${header}`
 
 # Get file size and dump content
-size=`stat -f "%z" ${1} 2>/dev/null`
+size=`stat --format "%s" ${1} 2>/dev/null`
 dump=`${hd} "${fmt}" ${1} 2>/dev/null`
 
 # Format file size variable