diff --git a/R-purrr.spec b/R-purrr.spec
index ea0f392..f9fd052 100644
--- a/R-purrr.spec
+++ b/R-purrr.spec
@@ -1,5 +1,5 @@
 # When we are bootstrapping, we drop some dependencies, and/or build time tests.
-%bcond_with bootstrap
+%bcond_without bootstrap
 
 %global packname purrr
 %global packver  0.3.4
@@ -7,7 +7,7 @@
 
 Name:             R-%{packname}
 Version:          0.3.4
-Release:          1%{?dist}
+Release:          2%{?dist}
 Summary:          Functional Programming Tools
 
 License:          GPLv3
@@ -29,8 +29,8 @@ BuildRequires:    R-crayon
 BuildRequires:    R-knitr
 BuildRequires:    R-rmarkdown
 BuildRequires:    R-testthat
-BuildRequires:    R-tibble
 %if %{without bootstrap}
+BuildRequires:    R-tibble
 BuildRequires:    R-dplyr >= 0.7.8
 BuildRequires:    R-tidyselect
 %endif
@@ -81,6 +81,10 @@ _R_CHECK_FORCE_SUGGESTS_=0 %{_bindir}/R CMD check %{packname} --no-examples
 
 
 %changelog
+* Fri Jun  5 2020 Tom Callaway <spot@fedoraproject.org> - 0.3.4-2
+- move tibble under bootstrap conditional
+- bootstrap build for R 4
+
 * Thu May 21 2020 Elliott Sales de Andrade <quantum.analyst@gmail.com> - 0.3.4-1
 - Update to latest version