diff --git a/configure.ac b/configure.ac
index a93e3cb..ae8fcbf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -12,7 +12,7 @@ dnl implied.  In no event shall the authors be liable for any damages arising
 dnl from the use of this software.
 
 AC_PREREQ([2.68])
-AC_INIT([pkgconf], [0.9.8], [http://github.com/pkgconf/pkgconf/issues])
+AC_INIT([pkgconf], [0.9.9], [http://github.com/pkgconf/pkgconf/issues])
 AC_CONFIG_SRCDIR([pkg.c])
 AC_CONFIG_HEADERS([config.h])
 AC_CHECK_FUNCS([strlcpy strlcat strndup strtok_r])