diff --git a/build_tools/prep_moduledeps b/build_tools/prep_moduledeps
index ca1ae9a78b..8454ef9333 100755
--- a/build_tools/prep_moduledeps
+++ b/build_tools/prep_moduledeps
@@ -35,10 +35,10 @@ process_dir() {
 	echo -e "\t<category name=\"MENUSELECT_${catsuffix}\" displayname=\"${displayname}\">"
 	for file in ${dir}/${prefix}*.c
 	do
-		fname=${file##${dir}/}
+		fname=`basename ${file} .c`
 		get_description ${file}
 		desc=${TDESC}
-		echo -e "\t\t<member name=\"${fname%%.c}\" displayname=\"${desc}\" remove_on_change=\"${dir}/${fname%%.c}.o ${dir}/${fname%%.c}.so\">"
+		echo -e "\t\t<member name=\"${fname}\" displayname=\"${desc}\" remove_on_change=\"${dir}/${fname}.o ${dir}/${fname}.so\">"
 		awk -f build_tools/get_moduleinfo ${file}
 		echo -e "\t\t</member>"
 	done