diff --git a/kernelshark.spec b/kernelshark.spec
index c6e747f..6c0d54d 100644
--- a/kernelshark.spec
+++ b/kernelshark.spec
@@ -1,11 +1,11 @@
 Name: kernelshark
 Version: 2.3.1
-Release: 1%{?dist}
+Release: 2%{?dist}
 Epoch: 1
 
-# As of 1.1, only kernelshark.cpp, kshark-record.cpp and examples are GPL-2.0. The rest of kernel-shark is LGPL-2.1.
+# As of 2.3.1, only kernelshark.cpp, kshark-record.cpp and examples are GPL-2.0. The rest of kernel-shark is LGPL-2.1.
 # See SPDX identifier for most accurate info
-License: GPL-2.0-only AND GPL-2.0-or-later AND LGPL-2.1
+License: GPL-2.0-only AND LGPL-2.1-only
 Summary: GUI analysis for Ftrace data captured by trace-cmd
 
 URL: https://kernelshark.org
@@ -99,6 +99,9 @@ chrpath --delete %{buildroot}/%{_bindir}/kshark-record
 %{_includedir}/%{name}
 
 %changelog
+* Fri Jun 14 2024 Jerome Marchand <jmarchan@redhat.com> - 1:2.3.1-1
+- Update the license and convert it to SPDX 3.0 (-only -or-later prefix)
+
 * Tue Jun 11 2024 Jerome Marchand <jmarchan@redhat.com> - 1:2.3.1-1
 - Update to 2.3.1
 - Build with NotoSans font and remove gnu-free-sans-fonts dependency