diff --git a/mock/c7-devtoolset-7.armhfp.cfg b/mock/c7-devtoolset-7.armhfp.cfg
index 41a2727..0baf8b6 100644
--- a/mock/c7-devtoolset-7.armhfp.cfg
+++ b/mock/c7-devtoolset-7.armhfp.cfg
@@ -26,6 +26,7 @@ config_opts['plugin_conf']['ccache_enable'] = False
 config_opts['plugin_conf']['yum_cache_enable'] = False
 
 config_opts['yum.conf'] = """
+
 [main]
 cachedir=/var/cache/yum
 keepcache=1
@@ -38,7 +39,7 @@ gpgcheck=0
 assumeyes=1
 syslog_ident=mock
 syslog_device=
-
+exclude=java-11*11.0.9.11-2.el7_9*
 # repos
 [c7-extras.armhfp]
 name=c7-extras.armhfp