diff --git a/README.md b/README.md
index b449f9bc..4055096b 100644
--- a/README.md
+++ b/README.md
@@ -103,7 +103,7 @@ _this is the recommended way to run remark42_
 | cache.max.items         | CACHE_MAX_ITEMS         | `1000`                   | max number of cached items, `0` - unlimited      |
 | cache.max.value         | CACHE_MAX_VALUE         | `65536`                  | max size of cached value, `0` - unlimited        |
 | cache.max.size          | CACHE_MAX_SIZE          | `50000000`               | max size of all cached values, `0` - unlimited   |
-| avatar.type             | AVATAR_TYPE             | `fs`                     | type of avatar storage, `fs`, 'bolt`, or `mongo` |
+| avatar.type             | AVATAR_TYPE             | `fs`                     | type of avatar storage, `fs`, `bolt`, or `mongo` |
 | avatar.fs.path          | AVATAR_FS_PATH          | `./var/avatars`          | avatars location for `fs` store                  |
 | avatar.bolt.file        | AVATAR_BOLT_FILE        | `./var/avatars.db`       | file name for  `bolt` store                      |
 | avatar.rsz-lmt          | AVATAR_RSZ_LMT          | `0` (disabled)           | max image size for resizing avatars on save      |