diff --git a/Makefile b/Makefile
index fac245e..9560e0c 100644
--- a/Makefile
+++ b/Makefile
@@ -26,7 +26,7 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-VERSION = 2.4
+VERSION = 2.5
 PACKAGE = yubikey-val
 CODE = Makefile NEWS ykval-api.html ykval-checksum-clients.php		\
 	ykval-common.php ykval-config.php ykval-db.php ykval-db.sql	\
diff --git a/NEWS b/NEWS
index d46482c..9b8d906 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,7 @@
+* Version 2.5
+
+  * Fix undefined warnings, issue #8.
+
 * Version 2.4 released 2010-03-16
 
   * Fix bug in ykval-checksum-clients.php when used with PostgreSQL.