diff --git a/.gitignore b/.gitignore
index 1f512ff..5abfe5e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -99,10 +99,3 @@
 /umbrello-25.12.1.tar.xz
 /umbrello-25.12.2.tar.xz
 /umbrello-25.12.3.tar.xz
-/umbrello-26.03.80.tar.xz
-/umbrello-26.04.0.tar.xz
-/umbrello-26.04.1.tar.xz
-/umbrello-26.04.2.tar.xz
-/umbrello-26.04.3.tar.xz
-/umbrello-26.07.90.tar.xz
-/umbrello-26.08.0.tar.xz
diff --git a/sources b/sources
index 80e57a3..b13129c 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (umbrello-26.08.0.tar.xz) = e46fcdc0c0f22f69b5a9b3a9829419cc468f932a69a88fe467f72aba20039245c7c7c1fe37ae61a9186a3a1f24bcd25f9a6927f7df19c1809083ea0f0e45c677
+SHA512 (umbrello-25.12.3.tar.xz) = 1f213810ce5a94a8cff26298ac3e3571e0abf2c2beab0aa33129c0136de27713bfdb38a84b3e6753289ce517a63d25a547b7c04ad2caae5979c1bb632cea94d4
diff --git a/umbrello.spec b/umbrello.spec
index ba24c25..042678a 100644
--- a/umbrello.spec
+++ b/umbrello.spec
@@ -4,7 +4,7 @@ ExcludeArch: %{ix86}
 
 Name:    umbrello
 Summary: UML modeler and UML diagram tool
-Version: 26.08.0
+Version: 25.12.3
 Release: 1%{?dist}
 
 License: CC0-1.0 AND GPL-2.0-only AND GPL-2.0-or-later AND GPL-3.0-only AND GPL-3.0-or-later AND LGPL-2.0-only AND LGPL-2.0-or-later AND (GPL-2.0-only OR GPL-3.0-only)
@@ -96,33 +96,6 @@ desktop-file-validate %{buildroot}%{_kf6_datadir}/applications/org.kde.umbrello.
 
 
 %changelog
-* Fri Aug 14 2026 Steve Cossette <farchord@gmail.com> - 26.08.0-1
-- 26.08.0
-
-* Fri Jul 31 2026 Steve Cossette <farchord@gmail.com> - 26.07.90-1
-- 26.07.90
-
-* Wed Jul 29 2026 Steve Cossette <farchord@gmail.com> - 26.07.80-1
-- 26.07.80
-
-* Fri Jul 17 2026 Fedora Release Engineering <releng@fedoraproject.org> - 26.04.3-2
-- Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild
-
-* Tue Jun 30 2026 Steve Cossette <farchord@gmail.com> - 26.04.3-1
-- 26.04.3
-
-* Tue Jun 02 2026 Steve Cossette <farchord@gmail.com> - 26.04.2-1
-- 26.04.2
-
-* Wed May 06 2026 Steve Cossette <farchord@gmail.com> - 26.04.1-1
-- 26.04.1
-
-* Sat Apr 11 2026 Steve Cossette <farchord@gmail.com> - 26.04.0-1
-- 26.04.0
-
-* Mon Mar 16 2026 Steve Cossette <farchord@gmail.com> - 26.03.80-1
-- 26.03.80
-
 * Sun Mar 08 2026 Steve Cossette <farchord@gmail.com> - 25.12.3-1
 - 25.12.3