diff --git a/NEWS b/NEWS
index 1bc1fda..2886db1 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,9 @@ History
   Where applicable, changes are attributed to the people who submitted
   the ideas and, in many cases, patches and source code.
 
+ * Version 4.5.6  (28 Nov 2021)
+   + Developers: Tests use Xvfb directly, eliminating xvfb-run script.
+
  * Version 4.5.5  (21 Nov 2021)
    + xlbiff.form decodes RFC 2047 (MIME-encoded) "From" and "Subject" headers
    + Developers: Fix three timing races in windowing test.
diff --git a/configure.ac b/configure.ac
index 7c407f2..771c96c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([xlbiff], [4.5.5], [ed@edsantiago.com])
+AC_INIT([xlbiff], [4.5.6], [ed@edsantiago.com])
 AM_INIT_AUTOMAKE(foreign)
 AM_MAINTAINER_MODE(enable)
 AC_PROG_CC
diff --git a/debian/changelog b/debian/changelog
index 37f5a43..78072d7 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,3 +1,10 @@
+xlbiff (4.5.6-1) unstable; urgency=low
+
+  * Tests use Xvfb directly, eliminating xvfb-run script
+  * debian/watch does not need filenamemangle option, as noted by lintian
+
+ -- Stephen Gildea <stepheng+debian@gildea.com>  Sun, 28 Nov 2021 21:26:36 -0800
+
 xlbiff (4.5.5-1) unstable; urgency=low
 
   * Decode RFC 2047 (MIME-encoded) "From" and "Subject" headers in xlbiff.form