diff --git a/README.md b/README.md
index ed27b46..eb67e12 100644
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ Fetches and creates versioned GitHub resources.
   will be detected and published. Note that releases must have semver compliant
   tags to be detected, even if they're drafts.
 
-* `tag_filter`: *Optional. If set, override default tag filter regular
+* `tag_filter`: *Optional.* If set, override default tag filter regular
   expression of `v?([^v].*)`. If the filter includes a capture group, the capture
   group is used as the release version; otherwise, the entire matching substring
   is used as the version.