diff --git a/database/cassandra/cassandra.go b/database/cassandra/cassandra.go
index 6bb4f3a..9620256 100644
--- a/database/cassandra/cassandra.go
+++ b/database/cassandra/cassandra.go
@@ -36,7 +36,7 @@ type Cassandra struct {
 	session  *gocql.Session
 	isLocked bool
 
-	// Open and WithInstance need to guarantee that config is never nil
+	// Open and WithSession need to guarantee that config is never nil
 	config *Config
 }