diff --git a/.gitignore b/.gitignore
index a2a8197..0a49ba6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,3 +17,4 @@ diffstat-1.51.tgz
 /diffstat-1.63.tgz
 /diffstat-1.64.tgz
 /diffstat-1.65.tgz
+/diffstat-1.66.tgz
diff --git a/diffstat-1.65.tgz.asc b/diffstat-1.65.tgz.asc
deleted file mode 100644
index f59cc69..0000000
--- a/diffstat-1.65.tgz.asc
+++ /dev/null
@@ -1,15 +0,0 @@
------BEGIN PGP SIGNATURE-----
-Comment: See https://invisible-island.net/public/public.html for info
-
-iQGzBAABCgAdFiEEGYgtkt2kxADCLA1WzCr0RyFnvgMFAmNDY9gACgkQzCr0RyFn
-vgPySwwArmvvTa7oi8wjVWBYU0qrwXO5cVqlTtP+obm1HpPsDo0I4cCj5RdN3VVl
-GpW9uXu2G38TBz+XiNPaJbh9boZMBequGAWi3a85VBXs0R37KcprfmJvVWrMYXWX
-kC/wQ0TmxKrgXkJNThgUQ9UEh9PFde+x5gKlvLFptwx7rOBCR4XQSYpjR94ulFva
-B9ohmxlJJB5a2KWdKg/Yig9Y8bvNgWAVozOlawyUSlAx2LrfWptNWcXlG348ZusP
-23OMmE07fFIsKHLhuPmJeLjLxL9UMMNI2joDgkLZOaNn3PPEfl11seWczXxyEAcP
-UvU5FDJpWtdwR9Zo7HoCdBehKmXOxHRaAzJUwQzMbWcB8dgiUA6lxYeUp73eHrDo
-d0pY5UoJGHkhztDNqSJp3TZ28agkqg0RLY81TKinHEZoMTAhBbhAZXhn6Vc8maGq
-I32xekyEy5csZixXWrjhOU5qxTDHobO6wPKjs6eBFN1ZPo7M86ZnmrqdNo2kp/vu
-DbbEr0UI
-=2xK0
------END PGP SIGNATURE-----
diff --git a/diffstat-1.66.tgz.asc b/diffstat-1.66.tgz.asc
new file mode 100644
index 0000000..d86cf8e
--- /dev/null
+++ b/diffstat-1.66.tgz.asc
@@ -0,0 +1,15 @@
+-----BEGIN PGP SIGNATURE-----
+Comment: See https://invisible-island.net/public/public.html for info
+
+iQGzBAABCgAdFiEEGYgtkt2kxADCLA1WzCr0RyFnvgMFAmW24vgACgkQzCr0RyFn
+vgMseAwAtzF7ms/jC6Kaec+eX31eiz/vPspEUPsJsSKc+zg2/J/DA193n0ocC7qB
+/inKayo2LMRoi4jezmkfKVCdx7eP0DI26m/JLWWoJDEpaOLNsrGolVEgHC/d+xF+
+Hb1wX0bciK/mW6l2o5OsTV2uLJv8mEa1Vl2U8wDDI+Mq013MPX6iGwesEXajjsOH
+wItsa+NdWWR9IzYfkMjHxWGMkORanE5suRgH75VVUqX4rN0kB9nvi4j1Orj4Jh5s
+arfdiMiv2H4T7kwiI6OJMgxg3QbCR597yCftgiFVh2VPFRcDR9uH0GtuhOp0hVNk
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+jVqsTNIw
+=8mPm
+-----END PGP SIGNATURE-----
diff --git a/diffstat.spec b/diffstat.spec
index 0e7da78..36f3cee 100644
--- a/diffstat.spec
+++ b/diffstat.spec
@@ -1,7 +1,7 @@
 Summary: A utility which provides statistics based on the output of diff
 Name: diffstat
-Version: 1.65
-Release: 5%{?dist}
+Version: 1.66
+Release: 1%{?dist}
 License: MIT
 URL: https://invisible-island.net/diffstat
 Source0: https://invisible-mirror.net/archives/diffstat/%{name}-%{version}.tgz
@@ -42,6 +42,9 @@ make check
 %{_mandir}/*/*
 
 %changelog
+* Mon Jan 29 2024 Fedora Release Monitoring <release-monitoring@fedoraproject.org> - 1.66-1
+- Update to 1.66 (#2260805)
+
 * Wed Jan 24 2024 Fedora Release Engineering <releng@fedoraproject.org> - 1.65-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild
 
diff --git a/sources b/sources
index af14c5b..9ca6c5f 100644
--- a/sources
+++ b/sources
@@ -1,2 +1 @@
-SHA512 (diffstat-1.64.tgz) = d647477beb49b0999c5de41d084da827528571c4848f40c69c2d64d060fc89848d15d03d59b1a31d79f02180f81d92cdf6e19d0172482bc569cf2a87476f12cf
-SHA512 (diffstat-1.65.tgz) = 8b516201d3070ccc37522f3e57aa8b1abf4ddb52956e5a7c7a7027ac0ada1630bb54c95c57e6acdbe6e110867073d1cec2b1726edb2d60d326caded1501b1e89
+SHA512 (diffstat-1.66.tgz) = f297648fa4aa9d87caebd989c7c65ced85072cb2d05a53b221ef91ba71b09b3de1aa47e6a33e8a1e71da1df100746f2773b1200d56cefcf5b732d658afe4e358