diff --git a/dcraw.spec b/dcraw.spec
index 9428b5b..c937588 100644
--- a/dcraw.spec
+++ b/dcraw.spec
@@ -1,11 +1,12 @@
 Summary: Tool for decoding raw image data from digital cameras
 Name: dcraw
 Version: 9.27.0
-Release: 6%{?dist}
+Release: 7%{?dist}
 License: GPLv2+
 URL: http://cybercom.net/~dcoffin/dcraw
 Source0: http://cybercom.net/~dcoffin/dcraw/archive/dcraw-%{version}.tar.gz
 Patch0: dcraw-9.21-lcms2-error-reporting.patch
+BuildRequires: gcc
 BuildRequires: gettext
 BuildRequires: libjpeg-devel
 BuildRequires: lcms2-devel
@@ -63,6 +64,9 @@ done
 %{_mandir}/man1/*
 
 %changelog
+* Tue Feb 20 2018 Nils Philippsen <nils@tiptoe.de> - 9.27.0-7
+- require gcc for building
+
 * Wed Feb 07 2018 Fedora Release Engineering <releng@fedoraproject.org> - 9.27.0-6
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild