diff --git a/certbot-postfix/certbot_postfix/__init__.py b/certbot-postfix/certbot_postfix/__init__.py
index 703cb659b..122c54bc6 100644
--- a/certbot-postfix/certbot_postfix/__init__.py
+++ b/certbot-postfix/certbot_postfix/__init__.py
@@ -1,3 +1,3 @@
 """Certbot Postfix plugin."""
 
-from certbot_postfix.installer import PostfixConfigGenerator as Installer
+from certbot_postfix.installer import Installer
diff --git a/certbot-postfix/certbot_postfix/installer.py b/certbot-postfix/certbot_postfix/installer.py
index a4500cf24..ac2adbdf0 100644
--- a/certbot-postfix/certbot_postfix/installer.py
+++ b/certbot-postfix/certbot_postfix/installer.py
@@ -39,7 +39,7 @@ class ExistingConfigError(ValueError): pass
 
 @zope.interface.implementer(interfaces.IInstaller)
 @zope.interface.provider(interfaces.IPluginFactory)
-class PostfixConfigGenerator(plugins_common.Plugin):
+class Installer(plugins_common.Plugin):
 
     description = "Configure TLS with the Postfix MTA"