diff --git a/NEWS b/NEWS
index 759c8ee5a..44b2d345a 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,14 @@
+3.5.5
+=====
+* Fix flickering around windows when using window group [Tom; #681221]
+
+Contributor(s):
+  Tom Beckmann
+
+Translations:
+  Chao-Hsiung Liao [zh_HK, zh_TW], Matej Urbančič [sl], Fran Diéguez [gl],
+  Мирослав Николић [sr, sr@latin], Yaron Shahrabani [he], Kjartan Maraas [nb]
+
 3.5.4
 =====
 * Make it possible to reimplement move-to-workspace keybindings from plugins
diff --git a/configure.in b/configure.in
index 6c7eb7b03..67db6e2c5 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], [5])
-m4_define([mutter_micro_version], [4])
+m4_define([mutter_micro_version], [5])
 
 m4_define([mutter_version],
           [mutter_major_version.mutter_minor_version.mutter_micro_version])