diff --git a/README.md b/README.md
index 67a151a..676cf4a 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ A query builder/abstraction layer, using prepared queries for security.
 
 ## Databases Supported
 	
-* Firebird
+* Firebird (via interbase extension)
 * MySQL
 * PostgreSQL
 * SQLite