diff --git a/configure.ac b/configure.ac
index 43ae2d213..5e70e0134 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2,21 +2,21 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ([2.68])
-AC_INIT([libde265], [0.4], [farin@struktur.de])
+AC_INIT([libde265], [0.5], [farin@struktur.de])
 AC_CONFIG_SRCDIR([libde265/de265.c])
 AC_CONFIG_HEADERS([config.h])
 
-NUMERIC_VERSION=0x00040000 # Numeric representation of the version
+NUMERIC_VERSION=0x00050000 # Numeric representation of the version
 AC_SUBST(NUMERIC_VERSION)
 
+LIBDE265_CURRENT=0
+LIBDE265_REVISION=4
+LIBDE265_AGE=0
+
 # ---------------------------------------------------------------------------
 
 AC_CANONICAL_SYSTEM
 
-LIBDE265_CURRENT=0
-LIBDE265_REVISION=3
-LIBDE265_AGE=0
-
 AC_SUBST(LIBDE265_CURRENT)
 AC_SUBST(LIBDE265_REVISION)
 AC_SUBST(LIBDE265_AGE)