diff --git a/libnbd.spec b/libnbd.spec
index 54f415e..8c80506 100644
--- a/libnbd.spec
+++ b/libnbd.spec
@@ -8,10 +8,10 @@
 %global patches_touch_autotools %{nil}
 
 # The source directory.
-%global source_directory 1.12-stable
+%global source_directory 1.13-development
 
 Name:           libnbd
-Version:        1.12.3
+Version:        1.13.1
 Release:        1%{?dist}
 Summary:        NBD client library in userspace
 
@@ -320,6 +320,9 @@ make %{?_smp_mflags} check || {
 
 
 %changelog
+* Thu Jun 09 2022 Richard W.M. Jones <rjones@redhat.com> - 1.13.1-1
+- New upstream development version 1.13.1
+
 * Sun May 29 2022 Richard W.M. Jones <rjones@redhat.com> - 1.12.3-1
 - New upstream stable version 1.12.3
 
diff --git a/sources b/sources
index ecbb7e9..b7de161 100644
--- a/sources
+++ b/sources
@@ -1,2 +1,2 @@
-SHA512 (libnbd-1.12.3.tar.gz) = 3397f5f916f40176a08dfe2426aeeedebad4837236f0dbbf90ac7aa279d1933d8b372ef9bfb82715be40a50b3404f170564dd14ffc4e43b521d9594d218e3aae
-SHA512 (libnbd-1.12.3.tar.gz.sig) = 1b0ddd5864ad903552f45115b9f8401de110d1d95a0d3f32fef0cef2a9017be6657e5c5f0d19df787b5944ee740d9d87406cd32a1ef2ae4c488758f398ab5ffa
+SHA512 (libnbd-1.13.1.tar.gz) = 644ac71efc24b20aede76a23763c87f4c4c119ed0086b1ec3020845098283d08ccafd2b209a9723cbe751eb23f93d785cb8b19611939d967178209658c3897d7
+SHA512 (libnbd-1.13.1.tar.gz.sig) = 84d74cc3febfe1f63dfac05837044823fd4ebe4f826e1ec5f9d02adedf7e43a1991b43f5f01dbf017c5e551a678c7857a505e53a03c6c6e3e1e3133157c8af1e