diff --git a/README.md b/README.md
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+++ b/README.md
@@ -1,7 +1,7 @@
 nicam-dc-mini
 =============
 
-* version: 1.0.1 (based on NICAM-DC_20130823.tgz version)
+* version: 1.1 (based on NICAM-DC_20130823.tgz version)
 * update: 2019/03/15 (Web address of the archived data set changed)
 * contact: miniapp@riken.jp