diff --git a/R-Rmpfr.spec b/R-Rmpfr.spec
index 275fb6b..8227c84 100644
--- a/R-Rmpfr.spec
+++ b/R-Rmpfr.spec
@@ -5,9 +5,12 @@
 %global packver  0.8-1
 %global rlibdir  %{_libdir}/R/library
 
+# Force bootstrap until we get Bessel built
+%global bootstrap 1
+
 Name:             R-%{packname}
 Version:          0.8.1
-Release:          1%{?dist}
+Release:          2%{?dist}
 Summary:          R MPFR - Multiple Precision Floating-Point Reliable
 
 License:          GPLv2+
@@ -87,6 +90,9 @@ _R_CHECK_FORCE_SUGGESTS_=0 %{_bindir}/R CMD check %{packname}
 
 
 %changelog
+* Fri Jun  5 2020 Tom Callaway <spot@fedoraproject.org> - 0.8.1-2
+- bootstrap build for R 4
+
 * Mon Feb 24 2020 Elliott Sales de Andrade <quantum.analyst@gmail.com> - 0.8.1-1
 - Update to latest version