diff --git a/grass.spec b/grass.spec
index 04a1b15..ce7e872 100644
--- a/grass.spec
+++ b/grass.spec
@@ -3,7 +3,7 @@
 
 Name:		grass
 Version:	7.4.1
-Release:	5%{?dist}
+Release:	6%{?dist}
 Summary:	GRASS GIS - Geographic Resources Analysis Support System
 
 %if 0%{?rhel}
@@ -17,6 +17,7 @@ Source2:	%{name}-config.h
 BuildRequires:	bison
 BuildRequires:	blas-devel
 BuildRequires:	cairo-devel
+BuildRequires:	gcc-c++
 BuildRequires:	desktop-file-utils
 BuildRequires:	fftw-devel
 BuildRequires:	flex
@@ -339,6 +340,9 @@ fi
 %{_libdir}/%{name}%{shortver}/include
 
 %changelog
+* Sun Jul 29 2018 Markus Neteler <neteler@mundialis.de> - 7.4.1-6
+- added BuildRequires gcc-c++ to address RHBZ #1604262 due to RHBZ #1551327 (removing gcc and gcc-c++ from default buildroot)
+
 * Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 7.4.1-5
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild