diff --git a/nbdkit.spec b/nbdkit.spec
index 4afba67..af553ad 100644
--- a/nbdkit.spec
+++ b/nbdkit.spec
@@ -52,7 +52,7 @@ ExclusiveArch:  x86_64
 %global source_directory 1.33-development
 
 Name:           nbdkit
-Version:        1.33.8
+Version:        1.33.9
 Release:        1%{?dist}
 Summary:        NBD server
 
@@ -1243,6 +1243,9 @@ export LIBGUESTFS_TRACE=1
 
 
 %changelog
+* Sat Feb 25 2023 Richard W.M. Jones <rjones@redhat.com> - 1.33.9-1
+- New upstream development version 1.33.9
+
 * Tue Feb 07 2023 Richard W.M. Jones <rjones@redhat.com> - 1.33.8-1
 - New upstream development version 1.33.8
 
diff --git a/sources b/sources
index 7a55998..4f6d7af 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (nbdkit-1.33.8.tar.gz) = 17e3e94e15e23e2ce8226f942acf03128dac867d3cc619d58febb1e5c9627b3b05b2d954493fd50c0233b636a4f1b057e6c8af0b0528cc9bee667b7f1de84b8a
-SHA512 (nbdkit-1.33.8.tar.gz.sig) = ad2825ccf82b14680c2a1e860b675c3bf0374e8941c5608ffbcd5ab66f8ef8f160b74921ac10e691221011b155f83f80a2587f2f84cbcfc908240421524658c1
+SHA512 (nbdkit-1.33.9.tar.gz) = ec36b3b502ba625df9899080cd5425b0e47a4c520042d39fceaad39ea26dad2c2f399604f51efd5b5860c26e197687006629d1778b527d49362c3ddbdb2525f1
+SHA512 (nbdkit-1.33.9.tar.gz.sig) = 3025530f2fdf2d6c117c3856c0e5abd3bdbfe725aab923f31a9602db4f8af324b8ac7443aac6035e8592a6e75bb1656053865fe336c8a93b46061b9d6cbfdbac