diff --git a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/apache/apache24.py b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/apache/apache24.py
index 2ffc44976..3cc6fdf8e 100644
--- a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/apache/apache24.py
+++ b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/apache/apache24.py
@@ -11,7 +11,7 @@ from letsencrypt_compatibility_test.configurators.apache import common as apache
 # config uses mod_heartbeat or mod_heartmonitor (which aren't installed and
 # therefore the config won't be loaded), I believe this isn't a problem
 # http://httpd.apache.org/docs/2.4/mod/mod_watchdog.html
-STATIC_MODULES = {"core", "so", "http", "mpm_event", "watchdog",}
+STATIC_MODULES = set(["core", "so", "http", "mpm_event", "watchdog"])
 
 
 SHARED_MODULES = {
@@ -31,7 +31,7 @@ SHARED_MODULES = {
     "session_cookie", "session_crypto", "session_dbd", "setenvif",
     "slotmem_shm", "socache_dbm", "socache_memcache", "socache_shmcb",
     "speling", "ssl", "status", "substitute", "unique_id", "userdir",
-    "vhost_alias",}
+    "vhost_alias"}
 
 
 class Proxy(apache_common.Proxy):
diff --git a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/common.py b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/common.py
index 65f14bbe9..7c5e5dfcb 100644
--- a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/common.py
+++ b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/configurators/common.py
@@ -72,11 +72,10 @@ class Proxy(object):
             logger.debug(line)
 
         host_config = docker.utils.create_host_config(
-            binds={
-                self._temp_dir : {"bind" : self._temp_dir, "mode" : "rw"}},
+            binds={self._temp_dir: {"bind": self._temp_dir, "mode": "rw"}},
             port_bindings={
-                80 : ("127.0.0.1", self.http_port),
-                443 : ("127.0.0.1", self.https_port)},)
+                80: ("127.0.0.1", self.http_port),
+                443: ("127.0.0.1", self.https_port)},)
         container = self._docker_client.create_container(
             image_name, command, ports=[80, 443], volumes=self._temp_dir,
             host_config=host_config)
diff --git a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/test_driver.py b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/test_driver.py
index eac2278bb..b91322c3c 100644
--- a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/test_driver.py
+++ b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/test_driver.py
@@ -30,7 +30,7 @@ tests that the plugin supports are performed.
 
 """
 
-PLUGINS = {"apache" : apache24.Proxy}
+PLUGINS = {"apache": apache24.Proxy}
 
 
 logger = logging.getLogger(__name__)
@@ -191,7 +191,7 @@ def test_enhancements(plugin, domains):
     success = True
     for domain in domains:
         verify = functools.partial(validator.Validator().redirect, "localhost",
-                                   plugin.http_port, headers={"Host" : domain})
+                                   plugin.http_port, headers={"Host": domain})
         if not _try_until_true(verify):
             logger.error("Improper redirect for domain %s", domain)
             success = False
diff --git a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/util.py b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/util.py
index 03b15d217..43070cf03 100644
--- a/letsencrypt-compatibility-test/letsencrypt_compatibility_test/util.py
+++ b/letsencrypt-compatibility-test/letsencrypt_compatibility_test/util.py
@@ -34,7 +34,7 @@ def create_le_config(parent_dir):
     os.mkdir(config["work_dir"])
     os.mkdir(config["logs_dir"])
 
-    return argparse.Namespace(**config) # pylint: disable=star-args
+    return argparse.Namespace(**config)  # pylint: disable=star-args
 
 
 def extract_configs(configs, parent_dir):