diff --git a/mock/c7-dotnet.x86_64.cfg b/mock/c7-dotnet.x86_64.cfg
index 9c8967a..4c05a8c 100644
--- a/mock/c7-dotnet.x86_64.cfg
+++ b/mock/c7-dotnet.x86_64.cfg
@@ -1,7 +1,7 @@
 config_opts['root'] = 'TARGETNAME'
 config_opts['target_arch'] = 'x86_64'
 config_opts['legal_host_arches'] = ('x86_64',)
-config_opts['chroot_setup_cmd'] = 'install bash bzip2 coreutils cpio diffutils system-release findutils gawk gcc gcc-c++ grep gzip info make patch redhat-rpm-config rpm-build sed shadow-utils tar unzip util-linux which xz scl-utils scl-utils-build rh-dotnet21-build'
+config_opts['chroot_setup_cmd'] = 'install bash bzip2 coreutils cpio diffutils system-release findutils gawk gcc gcc-c++ grep gzip info make patch redhat-rpm-config rpm-build sed shadow-utils tar unzip util-linux which xz scl-utils scl-utils-build rh-dotnet20-build'
 config_opts['dist'] = 'el7'  # only useful for --resultdir variable subst
 
 config_opts['%centos_ver'] = "7"