diff --git a/action.yml b/action.yml
index 732dfcb..355579f 100644
--- a/action.yml
+++ b/action.yml
@@ -21,7 +21,7 @@ runs:
         while IFS= read line; do
           if [[ $line =~ ^i/([^ ]*)\ +w/[^\ ]*\ +attr/[^$'\t']+$'\t'(.+)$ ]] ; then
             index_eol=${BASH_REMATCH[1]}
-            if [ "$index_eol" != $DEFAULT_EOL ] ; then
+            if [ "$index_eol" != $DEFAULT_EOL ] && [ "$index_eol" != 'none' ] && [ "$index_eol" != '-text' ] && [ "$index_eol" != '' ] ; then
               echo "${BASH_REMATCH[2]}:"$'\t'"End-of-line sequence in index($index_eol) must be LF."
               exit_code=1
             fi