diff --git a/sh/binfmt.sh.in b/sh/binfmt.sh.in
index fd422f83..be0ed482 100644
--- a/sh/binfmt.sh.in
+++ b/sh/binfmt.sh.in
@@ -22,7 +22,7 @@ apply_file() {
 
 	### FILE FORMAT ###
 	# See https://www.kernel.org/doc/Documentation/binfmt_misc.txt
-	while read line; do
+	while read -r line; do
 		LINENUM=$(( LINENUM+1 ))
 		case $line in
 			\#*) continue ;;