diff --git a/letsencrypt/client/plugins/apache/tests/util.py b/letsencrypt/client/plugins/apache/tests/util.py
index 488ecffea..5a1cf85a2 100644
--- a/letsencrypt/client/plugins/apache/tests/util.py
+++ b/letsencrypt/client/plugins/apache/tests/util.py
@@ -37,6 +37,10 @@ def dir_setup(test_dir="debian_apache_2_4/two_vhost_80"):
     config_dir = tempfile.mkdtemp("config")
     work_dir = tempfile.mkdtemp("work")
 
+    os.chmod(temp_dir, constants.CONFIG_DIRS_MODE)
+    os.chmod(config_dir, constants.CONFIG_DIRS_MODE)
+    os.chmod(work_dir, constants.CONFIG_DIRS_MODE)
+
     test_configs = pkg_resources.resource_filename(
         "letsencrypt.client.plugins.apache.tests", "testdata/%s" % test_dir)
 
diff --git a/letsencrypt/client/plugins/nginx/tests/util.py b/letsencrypt/client/plugins/nginx/tests/util.py
index 58c5730cf..2a0b904fb 100644
--- a/letsencrypt/client/plugins/nginx/tests/util.py
+++ b/letsencrypt/client/plugins/nginx/tests/util.py
@@ -42,6 +42,10 @@ def dir_setup(test_dir="debian_nginx/two_vhost_80"):
     config_dir = tempfile.mkdtemp("config")
     work_dir = tempfile.mkdtemp("work")
 
+    os.chmod(temp_dir, constants.CONFIG_DIRS_MODE)
+    os.chmod(config_dir, constants.CONFIG_DIRS_MODE)
+    os.chmod(work_dir, constants.CONFIG_DIRS_MODE)
+
     test_configs = pkg_resources.resource_filename(
         "letsencrypt.client.plugins.nginx.tests", test_dir)