diff --git a/NEWS b/NEWS
index 5d6824a3c7..5b7beda4af 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,10 @@
+Overview of Changes in GTK+ 3.18.4
+==================================
+
+* Revert a GtkTextBuffer change that broke binding API
+
+* Properly refresh styles when widget names change
+
 Overview of Changes in GTK+ 3.18.3
 ==================================
 
diff --git a/configure.ac b/configure.ac
index 735798a1b5..8a7c65ff9f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -10,8 +10,8 @@
 
 m4_define([gtk_major_version], [3])
 m4_define([gtk_minor_version], [18])
-m4_define([gtk_micro_version], [3])
-m4_define([gtk_interface_age], [3])
+m4_define([gtk_micro_version], [4])
+m4_define([gtk_interface_age], [4])
 m4_define([gtk_binary_age],
           [m4_eval(100 * gtk_minor_version + gtk_micro_version)])
 m4_define([gtk_version],