diff --git a/java_cup.spec b/java_cup.spec
index 8320e40..89aa90d 100644
--- a/java_cup.spec
+++ b/java_cup.spec
@@ -4,7 +4,7 @@
 
 Name:           java_cup
 Version:        0.11b
-Release:        20%{?dist}
+Release:        21%{?dist}
 Epoch:          1
 Summary:        LALR parser generator for Java
 License:        MIT
@@ -99,6 +99,9 @@ jar ufm dist/java-cup-%{pkg_version}-runtime.jar %{SOURCE4}
 %license licence.txt
 
 %changelog
+* Sat Feb 05 2022 Jiri Vanek <jvanek@redhat.com> - 1:0.11b-21
+- Rebuilt for java-17-openjdk as system jdk
+
 * Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 1:0.11b-20
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild