diff --git a/configure.ac b/configure.ac
index 1a78b3f42c..242ec6f8ce 100644
--- a/configure.ac
+++ b/configure.ac
@@ -39,7 +39,7 @@ m4_define([gtk_api_version], [3.0])
 m4_define([gtk_binary_version], [3.0.0])
 
 # required versions of other packages
-m4_define([glib_required_version], [2.27.1])
+m4_define([glib_required_version], [2.27.3])
 m4_define([pango_required_version], [1.20])
 m4_define([atk_required_version], [1.29.2])
 m4_define([cairo_required_version], [1.10.0])