diff --git a/configure.in b/configure.in
index 8ad31f0b..cb87a2bf 100644
--- a/configure.in
+++ b/configure.in
@@ -4,7 +4,7 @@ dnl
 
 m4_define([libgtop_major_version], [2])
 m4_define([libgtop_minor_version], [28])
-m4_define([libgtop_micro_version], [3])
+m4_define([libgtop_micro_version], [4])
 m4_define([libgtop_version], [libgtop_major_version.libgtop_minor_version.libgtop_micro_version])
 
 dnl  increment if the interface has additions, changes, removals.