diff --git a/java_cup.spec b/java_cup.spec
index 7283226..d5d54a4 100644
--- a/java_cup.spec
+++ b/java_cup.spec
@@ -4,7 +4,7 @@
 
 Name:           java_cup
 Version:        0.11b
-Release:        19%{?dist}
+Release:        20%{?dist}
 Epoch:          1
 Summary:        LALR parser generator for Java
 License:        MIT
@@ -99,6 +99,10 @@ jar ufm dist/java-cup-%{pkg_version}-runtime.jar %{SOURCE4}
 %license licence.txt
 
 %changelog
+* Mon Aug 09 2021 Mohan Boddu <mboddu@redhat.com> - 1:0.11b-20
+- Rebuilt for IMA sigs, glibc 2.34, aarch64 flags
+  Related: rhbz#1991688
+
 * Wed Jun 09 2021 Mikolaj Izdebski <mizdebsk@redhat.com> - 1:0.11b-19
 - Rebuild to workaround DistroBaker issue