diff --git a/tk.spec b/tk.spec
index cc72d05..46bc8fd 100644
--- a/tk.spec
+++ b/tk.spec
@@ -4,12 +4,13 @@
 Summary: The graphical toolkit for the Tcl scripting language
 Name: tk
 Version: %{vers}
-Release: 5%{?dist}
+Release: 6%{?dist}
 Epoch:   1
 License: TCL
 URL: http://tcl.sourceforge.net
 Source0: http://download.sourceforge.net/sourceforge/tcl/%{name}%{version}-src.tar.gz
 Requires: tcl = %{epoch}:%{vers}
+BuildRequires: make
 BuildRequires:  gcc
 BuildRequires: tcl-devel = %{epoch}:%{vers}, autoconf
 BuildRequires: libX11-devel
@@ -107,6 +108,9 @@ sed -i -e "s|$PWD/unix|%{_libdir}|; s|$PWD|%{_includedir}/%{name}-private|" %{bu
 %{_datadir}/%{name}%{majorver}/tkAppInit.c
 
 %changelog
+* Wed Jan 27 2021 Fedora Release Engineering <releng@fedoraproject.org> - 1:8.6.10-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
 * Wed Jul 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 1:8.6.10-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild