diff --git a/configure.ac b/configure.ac
index 5f5b92007..f884a38e5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 
-AC_INIT([UltraGrid],[1.8.2],[ultragrid-dev@cesnet.cz])
+AC_INIT([UltraGrid],[1.8.3],[ultragrid-dev@cesnet.cz])
 configure_flags="$*"
 AC_CANONICAL_TARGET
 AM_INIT_AUTOMAKE([1.10])