diff --git a/configure.ac b/configure.ac
index a92bbeeb..70770948 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT(Nominatim,2.2)
+AC_INIT(Nominatim,2.4)
 if git rev-parse HEAD 2>/dev/null >/dev/null; then
     AC_SUBST([PACKAGE_VERSION], [$PACKAGE_VERSION-git-`git rev-parse --short HEAD`])
 fi