diff --git a/R-diffobj.spec b/R-diffobj.spec
index 030e08e..83b0408 100644
--- a/R-diffobj.spec
+++ b/R-diffobj.spec
@@ -4,7 +4,7 @@
 
 Name:             R-%{packname}
 Version:          0.3.0
-Release:          1%{?dist}
+Release:          2%{?dist}
 Summary:          Diffs for R Objects
 
 License:          GPLv2+
@@ -72,6 +72,9 @@ export LANG=C.UTF-8
 
 
 %changelog
+* Sat Jun  6 2020 Tom Callaway <spot@fedoraproject.org> - 0.3.0-2
+- rebuild for R 4
+
 * Thu May 21 2020 Elliott Sales de Andrade <quantum.analyst@gmail.com> - 0.3.0-1
 - Update to latest version