diff --git a/claims.go b/claims.go
index ae21e99..e96a423 100644
--- a/claims.go
+++ b/claims.go
@@ -185,11 +185,7 @@ func parseClaims(s string, target Claims) error {
 	if err != nil {
 		return err
 	}
-	if err := json.Unmarshal(h, &target); err != nil {
-		return err
-	}
-
-	return nil
+	return json.Unmarshal(h, &target)
 }
 
 // Verify verifies that the encoded payload was signed by the
diff --git a/header.go b/header.go
index 7865d11..0d136be 100644
--- a/header.go
+++ b/header.go
@@ -7,7 +7,7 @@ import (
 )
 
 const (
-	// Version
+	// Version is semantic version.
 	Version = "0.0.5"
 
 	// TokenTypeJwt is the JWT token type supported JWT tokens