diff --git a/titles/mai2/index.py b/titles/mai2/index.py
index 807422a..6d7bb5d 100644
--- a/titles/mai2/index.py
+++ b/titles/mai2/index.py
@@ -425,7 +425,7 @@ class Mai2Servlet(BaseServlet):
             and self.game_cfg.crypto.encrypted_only
             and (
                 # SDEZ start from 1.10, SDGA and SDGB keep use encryption from 1.00
-                internal_ver >= Mai2Constants.VER_MAIMAI_DX_PLUS or game_code != "SDEZ"
+                internal_ver >= Mai2Constants.VER_MAIMAI_DX_PLUS or (game_code == "SDGA" or game_code == "SDGB")
             )
         ):
             self.logger.error(