diff --git a/trunk/CardCup/Readme.txt b/trunk/CardCup/Readme.txt
index d55d1ab..099a394 100644
--- a/trunk/CardCup/Readme.txt
+++ b/trunk/CardCup/Readme.txt
@@ -1,6 +1,6 @@
 ビルド環境
 ・SDK
-  Horizon 0.14.23 branch r33437
+  CTR_SDK-0_14_23-SystemUpdater branch r33437
       + trunk r47065 pl_SharedDataTitleId.h
       + trunk r47065 CTR_UniqueId.inc
       + trunk r47065 CTR_Version.inc