diff --git a/symlinks.spec b/symlinks.spec
index 62bee9c..23a97a5 100644
--- a/symlinks.spec
+++ b/symlinks.spec
@@ -2,7 +2,7 @@ Summary: A utility which maintains a system's symbolic links
 Name: symlinks
 URL: http://ibiblio.org/pub/Linux/utils/file/
 Version: 1.4
-Release: 20%{?dist}
+Release: 21%{?dist}
 Group: Applications/System
 License: Copyright only
 Source0: http://ibiblio.org/pub/Linux/utils/file/%{name}-%{version}.tar.gz
@@ -10,6 +10,7 @@ Source0: http://ibiblio.org/pub/Linux/utils/file/%{name}-%{version}.tar.gz
 Source1: symlinks-LICENSE.txt
 Patch1: symlinks-coverity-readlink.patch
 Patch2: symlinks-coverity-overrun-dynamic.patch
+BuildRequires: gcc
 
 %description
 The symlinks utility performs maintenance on symbolic links.  Symlinks
@@ -46,6 +47,9 @@ install -m 644 symlinks.8 $RPM_BUILD_ROOT%{_mandir}/man8
 %{_mandir}/man8/symlinks.8*
 
 %changelog
+* Mon Jul 23 2018 Tim Waugh <twaugh@redhat.com> - 1.4-21
+- Build requires gcc (bug #1606459).
+
 * Sat Jul 14 2018 Fedora Release Engineering <releng@fedoraproject.org> - 1.4-20
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild