diff --git a/nbdkit.spec b/nbdkit.spec
index c4911bd..697fa33 100644
--- a/nbdkit.spec
+++ b/nbdkit.spec
@@ -571,6 +571,8 @@ nbdkit-retry-filter        Reopen connection on error.
 
 nbdkit-retry-request-filter Retry single requests on error.
 
+nbdkit-scan-filter         Prefetch data ahead of sequential reads.
+
 nbdkit-swab-filter         Filter for swapping byte order.
 
 nbdkit-tls-fallback-filter TLS protection filter.
@@ -1063,6 +1065,7 @@ export LIBGUESTFS_TRACE=1
 %{_libdir}/%{name}/filters/nbdkit-readahead-filter.so
 %{_libdir}/%{name}/filters/nbdkit-retry-filter.so
 %{_libdir}/%{name}/filters/nbdkit-retry-request-filter.so
+%{_libdir}/%{name}/filters/nbdkit-scan-filter.so
 %{_libdir}/%{name}/filters/nbdkit-swab-filter.so
 %{_libdir}/%{name}/filters/nbdkit-tls-fallback-filter.so
 %{_libdir}/%{name}/filters/nbdkit-truncate-filter.so
@@ -1098,6 +1101,7 @@ export LIBGUESTFS_TRACE=1
 %{_mandir}/man1/nbdkit-readahead-filter.1*
 %{_mandir}/man1/nbdkit-retry-filter.1*
 %{_mandir}/man1/nbdkit-retry-request-filter.1*
+%{_mandir}/man1/nbdkit-scan-filter.1*
 %{_mandir}/man1/nbdkit-swab-filter.1*
 %{_mandir}/man1/nbdkit-tls-fallback-filter.1*
 %{_mandir}/man1/nbdkit-truncate-filter.1*
@@ -1187,6 +1191,10 @@ export LIBGUESTFS_TRACE=1
 
 
 %changelog
+* Sat May 14 2022 Richard W.M. Jones <rjones@redhat.com> - 1.31.6-1
+- New upstream development version 1.31.6
+- New filter: scan
+
 * Mon May 09 2022 Richard W.M. Jones <rjones@redhat.com> - 1.31.5-1
 - New upstream development version 1.31.5
 
diff --git a/sources b/sources
index 09d14d0..958c820 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (nbdkit-1.31.5.tar.gz) = 61a10ea2db4e1236b6fddb88bace5ea27cb43e61dd8c61bf1b7bdc1d4870273839f916364291beef6cfcd9b8e6f1420c576ec88eda8fc86ccab9e46cba9e5082
-SHA512 (nbdkit-1.31.5.tar.gz.sig) = d157c19e7bd70eeb94bad97031c9c0c408e69d7042cd4dde88bbffca7243c3bdf82c910aaec93c3d46db733c931d5a198aa387f7e4e80596c8a79d33690eeede
+SHA512 (nbdkit-1.31.6.tar.gz) = 77967ca9a72655c0b0d31095becd48a0840e1e32cc19a62fb86cb6525e9f4a4c0f4b56021b2a278a235501d463b1f0f49d1be2a9bb5668ad942732b687d7d328
+SHA512 (nbdkit-1.31.6.tar.gz.sig) = 38598e17316b153f9317293b2475c4295142f3b765149f3f5918a7b23519c913d80aec7158c631a2c98a8e660318e2a9ea79be41bcb32ea9fbaf229f5ae67407