diff --git a/configure.ac b/configure.ac
index 73a4d03..77fb440 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ(2.59)
-AC_INIT(deo, 0.4.2)
+AC_INIT(deo, 0.5)
 AC_CANONICAL_SYSTEM
 AC_CONFIG_MACRO_DIR([m4])