diff --git a/which.spec b/which.spec
index 23ec778..5b780cc 100644
--- a/which.spec
+++ b/which.spec
@@ -1,13 +1,14 @@
 Summary: Displays where a particular program in your path is located
 Name: which
 Version: 2.21
-Release: 20%{?dist}
+Release: 21%{?dist}
 License: GPLv3
 Source0: http://ftp.gnu.org/gnu/which/%{name}-%{version}.tar.gz
 Source1: which2.sh
 Source2: which2.csh
 Patch0: which-2.21-coverity-fixes.patch
 Url: https://savannah.gnu.org/projects/which/
+BuildRequires: make
 BuildRequires:  gcc
 BuildRequires: readline-devel
 
@@ -39,6 +40,9 @@ rm -f $RPM_BUILD_ROOT%{_infodir}/dir
 %{_mandir}/man1/which.1*
 
 %changelog
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 2.21-21
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 2.21-20
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild