diff --git a/ChangeLog b/ChangeLog
index 9091a5a..0a850f6 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,6 +1,6 @@
-2018-06-05 Kim Walisch  <kim.walisch@gmail.com>
+2018-05-08 Kim Walisch  <kim.walisch@gmail.com>
 
-  Version 1.6 unreleased.
+  Version 1.6 released.
 
   The computation of the second partial sieve function
   P2(x, a) has been sped up by 30% due to an update to the