diff --git a/NEWS b/NEWS
index ee7c60127..43be74b04 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,11 @@
+3.1.3.1
+=======
+* Back API version down to "3.0" - the change to Meta-3.1.gir
+  was unintentional [Owen]
+
+Translations:
+ Yaron Shahrabani [he], Kjartan Maraas [nb], Muhammet Kara [tr]
+
 3.1.3
 =====
 * Support dark window theme variants for windows with a dark
diff --git a/configure.in b/configure.in
index a82ed26bb..27e650fbf 100644
--- a/configure.in
+++ b/configure.in
@@ -2,7 +2,7 @@ AC_PREREQ(2.50)
 
 m4_define([mutter_major_version], [3])
 m4_define([mutter_minor_version], [1])
-m4_define([mutter_micro_version], [3])
+m4_define([mutter_micro_version], [3.1])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])