diff --git a/Doc/changelog.docu b/Doc/changelog.docu
index a76d5a96..4e81940c 100644
--- a/Doc/changelog.docu
+++ b/Doc/changelog.docu
@@ -7,7 +7,7 @@
 <!-- --------------------------------------------------------------------- -->
 
 
-<tr valign=top><td><b>7.1</b> (?/?/?)</td><td>
+<tr valign=top><td><b>7.1</b> (2018/05/29)</td><td>
 
 b>IO</b>
 <ul>