diff --git a/NEWS.md b/NEWS.md
index 2caef2d..e88e763 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -3,10 +3,14 @@ User-visible changes in "magic-wormhole-mailbox-server":
 
 ## Upcoming
 
-* properly require "setuptools" for install (#47, jameshilliard)
 * (put release-note here when merging / proposing a PR)
 
 
+## Release 0.5.1 (9-Nov-2024)
+
+* properly require "setuptools" for install (#47, jameshilliard)
+
+
 ## Release 0.5.0 (7-Nov-2024)
 
 * correctly close a mailbox which still has a nameplate (#28)
diff --git a/signatures/magic-wormhole-mailbox-server-0.5.1.tar.gz.asc b/signatures/magic-wormhole-mailbox-server-0.5.1.tar.gz.asc
new file mode 100644
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@@ -0,0 +1,11 @@
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diff --git a/signatures/magic_wormhole_mailbox_server-0.5.1-py3-none-any.whl.asc b/signatures/magic_wormhole_mailbox_server-0.5.1-py3-none-any.whl.asc
new file mode 100644
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