diff --git a/README.md b/README.md
index 24dc7ad..619116b 100644
--- a/README.md
+++ b/README.md
@@ -24,7 +24,7 @@ the validated assertion.
- `callback` (function) A function taking two parameters `(err, data)`, where `err == null` indicates a valid badge, and `data` is an object containing all validation data collected before an error was thrown.
Take a look at the structure of [the full resulting `data` object](https://github.com/mozilla/openbadges-validator/wiki/Example-Validator-Result).
-- `version` (string) Optional: force the validator to check against a certain specification version.
Allowed values: `"0.5.0"`, `"1.0.0"` `"1.1.0".
+- `version` (string) Optional: force the validator to check against a certain specification version.
Allowed values: `"0.5.0"`, `"1.0.0"` `"1.1.0"`.
- `verificationType` (string) Optional: force the validator to use a certain type of verification.
Allowed values: `"hosted"`, `"signed"`.