diff --git a/roles/copr/backend/files/provision/files/mock/site-defaults.cfg b/roles/copr/backend/files/provision/files/mock/site-defaults.cfg
index 090c768d84..56b4ac431c 100644
--- a/roles/copr/backend/files/provision/files/mock/site-defaults.cfg
+++ b/roles/copr/backend/files/provision/files/mock/site-defaults.cfg
@@ -19,7 +19,8 @@ config_opts['plugin_conf']['tmpfs_opts']['max_fs_size'] = '140g'
 config_opts['plugin_conf']['tmpfs_opts']['mode'] = '0755'
 config_opts['plugin_conf']['tmpfs_opts']['keep_mounted'] = False
 
-config_opts['nosync'] = True
+# Re-enable once https://bugzilla.redhat.com/show_bug.cgi?id=2019329 is fixed
+config_opts['nosync'] = False
 
 config_opts['plugin_conf']['chroot_scan_enable'] = True
 config_opts['plugin_conf']['chroot_scan_opts'] = {