diff --git a/zuul/driver/gerrit/gerritconnection.py b/zuul/driver/gerrit/gerritconnection.py
index 2a0c3a166d..79522ea71a 100644
--- a/zuul/driver/gerrit/gerritconnection.py
+++ b/zuul/driver/gerrit/gerritconnection.py
@@ -26,7 +26,6 @@ import pprint
 import shlex
 import queue
 import urllib.parse
-import voluptuous as v
 import requests
 
 from typing import Dict, List
@@ -1079,8 +1078,3 @@ class GerritConnection(BaseConnection):
     def _start_event_connector(self):
         self.gerrit_event_connector = GerritEventConnector(self)
         self.gerrit_event_connector.start()
-
-
-def getSchema():
-    gerrit_connection = v.Any(str, v.Schema(dict))
-    return gerrit_connection
diff --git a/zuul/driver/git/gitconnection.py b/zuul/driver/git/gitconnection.py
index 36993fc985..f6e605a814 100644
--- a/zuul/driver/git/gitconnection.py
+++ b/zuul/driver/git/gitconnection.py
@@ -20,8 +20,6 @@ import logging
 import urllib
 import threading
 
-import voluptuous as v
-
 from zuul.connection import BaseConnection
 from zuul.driver.git.gitmodel import GitTriggerEvent, EMPTY_GIT_REF
 from zuul.model import Ref, Branch
@@ -252,8 +250,3 @@ class GitConnection(BaseConnection):
             self.baseurl,
             self.poll_timeout)
         self.watcher_thread.start()
-
-
-def getSchema():
-    git_connection = v.Any(str, v.Schema(dict))
-    return git_connection
diff --git a/zuul/driver/github/githubconnection.py b/zuul/driver/github/githubconnection.py
index d34dfbf5be..81b8af9941 100644
--- a/zuul/driver/github/githubconnection.py
+++ b/zuul/driver/github/githubconnection.py
@@ -32,7 +32,6 @@ from cachecontrol.heuristics import BaseHeuristic
 import iso8601
 import jwt
 import requests
-import voluptuous as v
 import github3
 import github3.exceptions
 
@@ -1614,8 +1613,3 @@ def _status_as_tuple(status):
     context = status.get('context')
     state = status.get('state')
     return (user, context, state)
-
-
-def getSchema():
-    github_connection = v.Any(str, v.Schema(dict))
-    return github_connection
diff --git a/zuul/driver/mqtt/mqttconnection.py b/zuul/driver/mqtt/mqttconnection.py
index 37863831f8..e8cdc89e15 100644
--- a/zuul/driver/mqtt/mqttconnection.py
+++ b/zuul/driver/mqtt/mqttconnection.py
@@ -15,7 +15,6 @@
 import logging
 import json
 
-import voluptuous as v
 import paho.mqtt.client as mqtt
 
 from zuul.connection import BaseConnection
@@ -82,7 +81,3 @@ class MQTTConnection(BaseConnection):
         except Exception:
             self.log.exception(
                 "Could not publish message to topic '%s' via mqtt", topic)
-
-
-def getSchema():
-    return v.Any(str, v.Schema(dict))
diff --git a/zuul/driver/smtp/smtpconnection.py b/zuul/driver/smtp/smtpconnection.py
index c140e93c6f..e268424339 100644
--- a/zuul/driver/smtp/smtpconnection.py
+++ b/zuul/driver/smtp/smtpconnection.py
@@ -13,7 +13,6 @@
 # under the License.
 
 import logging
-import voluptuous as v
 import smtplib
 
 from email.mime.text import MIMEText
@@ -66,8 +65,3 @@ class SMTPConnection(BaseConnection):
             s.quit()
         except Exception as e:
             self.log.warning("Error sending mail via SMTP: %s", e)
-
-
-def getSchema():
-    smtp_connection = v.Any(str, v.Schema(dict))
-    return smtp_connection
diff --git a/zuul/driver/sql/sqlconnection.py b/zuul/driver/sql/sqlconnection.py
index 9367c7276c..8652e46e55 100644
--- a/zuul/driver/sql/sqlconnection.py
+++ b/zuul/driver/sql/sqlconnection.py
@@ -21,7 +21,6 @@ import sqlalchemy as sa
 from sqlalchemy.ext.declarative import declarative_base
 from sqlalchemy import orm
 import sqlalchemy.pool
-import voluptuous
 
 from zuul.connection import BaseConnection
 
@@ -320,8 +319,3 @@ class SQLConnection(BaseConnection):
         """Return a list of BuildSet objects"""
         with self.getSession() as db:
             return db.getBuildsets(*args, **kw)
-
-
-def getSchema():
-    sql_connection = voluptuous.Any(str, voluptuous.Schema(dict))
-    return sql_connection