diff --git a/package_doc.go b/package_doc.go
index 26e7dd1..a2b30d5 100644
--- a/package_doc.go
+++ b/package_doc.go
@@ -1,3 +1,3 @@
 // Package flagvar provides flag argument types for the standard `flag` package.
-// All types implement `flag.Value` can be passed to `flag.Var()`.
+// All types implement `flag.Value`, and can be passed to `flag.Var()`.
 package flagvar