diff --git a/clojure.spec b/clojure.spec
index b3d1fd7..6f30f92 100644
--- a/clojure.spec
+++ b/clojure.spec
@@ -2,11 +2,13 @@
 %global groupId     org.clojure
 %global artifactId  clojure
 %global archivename %{project}-%{artifactId}
+%define add_determinism_options --handler=-jar
+
 
 Name:           clojure
 Epoch:          1
 Version:        1.12.0
-Release:        4%{?dist}
+Release:        5%{?dist}
 Summary:        A dynamic programming language that targets the Java Virtual Machine
 
 License:        EPL-1.0
@@ -59,6 +61,9 @@ can avoid reflection.
 %{_bindir}/%{name}
 
 %changelog
+* Tue Dec 09 2025 Markku Korkeala <markku.korkeala@iki.fi> - 1:1.12.0-5
+- Remove timestamp modifications from jar, closes rhbz#2355949
+
 * Tue Jul 29 2025 jiri vanek <jvanek@redhat.com> - 1:1.12.0-4
 - Rebuilt for java-25-openjdk as preffered jdk