diff --git a/nbdkit.spec b/nbdkit.spec
index 724e707..4a14b67 100644
--- a/nbdkit.spec
+++ b/nbdkit.spec
@@ -52,7 +52,7 @@ ExclusiveArch:  x86_64
 %global source_directory 1.35-development
 
 Name:           nbdkit
-Version:        1.35.2
+Version:        1.35.3
 Release:        1%{?dist}
 Summary:        NBD server
 
@@ -230,6 +230,8 @@ nbdkit-memory-plugin        A virtual memory plugin.
 
 nbdkit-ondemand-plugin      Create filesystems on demand.
 
+nbdkit-ones-plugin          Fill disk with repeated 0xff or other bytes.
+
 nbdkit-pattern-plugin       Fixed test pattern.
 
 nbdkit-partitioning-plugin  Create virtual disks from partitions.
@@ -538,6 +540,8 @@ nbdkit-delay-filter        Inject read and write delays.
 
 nbdkit-error-filter        Inject errors.
 
+nbdkit-evil-filter         Add random data corruption to reads.
+
 nbdkit-exitlast-filter     Exit on last client connection.
 
 nbdkit-exitwhen-filter     Exit gracefully when an event occurs.
@@ -875,6 +879,7 @@ export LIBGUESTFS_TRACE=1
 %{_libdir}/%{name}/plugins/nbdkit-info-plugin.so
 %{_libdir}/%{name}/plugins/nbdkit-memory-plugin.so
 %{_libdir}/%{name}/plugins/nbdkit-ondemand-plugin.so
+%{_libdir}/%{name}/plugins/nbdkit-ones-plugin.so
 %{_libdir}/%{name}/plugins/nbdkit-partitioning-plugin.so
 %{_libdir}/%{name}/plugins/nbdkit-pattern-plugin.so
 %{_libdir}/%{name}/plugins/nbdkit-random-plugin.so
@@ -890,6 +895,7 @@ export LIBGUESTFS_TRACE=1
 %{_mandir}/man1/nbdkit-info-plugin.1*
 %{_mandir}/man1/nbdkit-memory-plugin.1*
 %{_mandir}/man1/nbdkit-ondemand-plugin.1*
+%{_mandir}/man1/nbdkit-ones-plugin.1*
 %{_mandir}/man1/nbdkit-partitioning-plugin.1*
 %{_mandir}/man1/nbdkit-pattern-plugin.1*
 %{_mandir}/man1/nbdkit-random-plugin.1*
@@ -1094,6 +1100,7 @@ export LIBGUESTFS_TRACE=1
 %{_libdir}/%{name}/filters/nbdkit-ddrescue-filter.so
 %{_libdir}/%{name}/filters/nbdkit-delay-filter.so
 %{_libdir}/%{name}/filters/nbdkit-error-filter.so
+%{_libdir}/%{name}/filters/nbdkit-evil-filter.so
 %{_libdir}/%{name}/filters/nbdkit-exitlast-filter.so
 %{_libdir}/%{name}/filters/nbdkit-exitwhen-filter.so
 %{_libdir}/%{name}/filters/nbdkit-exportname-filter.so
@@ -1130,6 +1137,7 @@ export LIBGUESTFS_TRACE=1
 %{_mandir}/man1/nbdkit-ddrescue-filter.1*
 %{_mandir}/man1/nbdkit-delay-filter.1*
 %{_mandir}/man1/nbdkit-error-filter.1*
+%{_mandir}/man1/nbdkit-evil-filter.1*
 %{_mandir}/man1/nbdkit-exitlast-filter.1*
 %{_mandir}/man1/nbdkit-exitwhen-filter.1*
 %{_mandir}/man1/nbdkit-exportname-filter.1*
@@ -1243,6 +1251,11 @@ export LIBGUESTFS_TRACE=1
 
 
 %changelog
+* Thu May 18 2023 Richard W.M. Jones <rjones@redhat.com> - 1.35.3-1
+- New upstream development version 1.35.3
+- New plugin: ones
+- New filter: evil
+
 * Wed May 10 2023 Richard W.M. Jones <rjones@redhat.com> - 1.35.2-1
 - New upstream development version 1.35.2
 
diff --git a/sources b/sources
index a59ff2d..b8c1193 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (nbdkit-1.35.2.tar.gz) = 09fde258a14c1cd44440affd55623159721e84ec3fa01b13d73ea753200924650248583afb88ccd0d009533ce22554f3c3793035592f04614dabd0c56fc670ed
-SHA512 (nbdkit-1.35.2.tar.gz.sig) = 47d295f8a7f003ccd23984f1a4fb462d1622c8fa2c69fcdf5e37bfb569404e5978858970213611865f70fd42c34900fec775d3c0bf9a13b2643e001b333d3fe2
+SHA512 (nbdkit-1.35.3.tar.gz) = 67ef835b3f6ee0acf252b9d801ff28553f59a6bb129bb24a4f5de63f8d02d067f811fdd28fed31d8e0e9efc0f108ede9ff20be94f8b350db5f13ee620fea3aa9
+SHA512 (nbdkit-1.35.3.tar.gz.sig) = e51ecf330622da3ec7521c603a713bacb8f6ac67ace5b30d62a6fc2ed6ae0010548c989e3180ce043a4a06b034525ad241049a5d3587138841b6741121ea0559