diff --git a/document/linux/config/bash/module/name.sh b/document/linux/config/bash/module/name.sh
index e1e61a2..1887ea7 100644
--- a/document/linux/config/bash/module/name.sh
+++ b/document/linux/config/bash/module/name.sh
@@ -18,7 +18,7 @@ name()
 
     # extract new name.
     new_name=$(echo "$file" | \
-      sed -e "s/[^[:alnum:]\.-]/_/g" \
+      sed -e "s/[^[:alnum:]\.]/_/g" \
           -e "s/_\+/_/g"
     )