diff --git a/NEWS b/NEWS
index 927bad1..419f1d6 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,9 @@ $Id$
 Changes between 3.0 and 4.0:
 ----------------------------
 
+  * New in 3.99.7 prerelease:
+    + Last known garbage collector bug was fixed.
+
   * New in 3.99.6 prerelease:
     + Many portability checks added to the configure script.
     + Fix for an installation bug that prevented extension loading.
diff --git a/configure.ac b/configure.ac
index df2e781..4510925 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,7 +6,8 @@ AC_PREREQ(2.50)
 AC_CONFIG_AUX_DIR(autotools)
 AC_CANONICAL_SYSTEM
 
-AM_INIT_AUTOMAKE(elk, 3.99.6)
+AM_INIT_AUTOMAKE(elk, 3.99.7)
+AM_MAINTAINER_MODE
 AM_CONFIG_HEADER(config.h)
 
 AC_PROG_CC