diff --git a/ultragrid/configure.ac b/ultragrid/configure.ac
index 79d1084c6..eab641f82 100644
--- a/ultragrid/configure.ac
+++ b/ultragrid/configure.ac
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 
-AC_INIT([UltraGrid], [1.0], [ultragrid-dev@cesnet.cz])
+AC_INIT([UltraGrid], [1.0.1], [ultragrid-dev@cesnet.cz])
 AM_INIT_AUTOMAKE([1.9])
 AC_CONFIG_SRCDIR([src/main.c])