diff --git a/NEWS b/NEWS
index b130858f..b7d13501 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,4 @@
-ncmpcpp-0.6.6 (????-??-??)
+ncmpcpp-0.6.6 (2015-09-07)
 * A typo in the example configuration file was fixed.
 * Fetching lyrics from lyricwiki.com was fixed.
 
diff --git a/configure.ac b/configure.ac
index 661e5c75..6eacff63 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,7 +1,7 @@
 AC_INIT(configure.ac)
 
 AC_CONFIG_HEADERS(config.h)
-AM_INIT_AUTOMAKE(ncmpcpp, 0.6.6_dev)
+AM_INIT_AUTOMAKE(ncmpcpp, 0.6.6)
 
 AC_PREREQ(2.59)