diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 32302e488..a9024b15d 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -12,6 +12,6 @@ repos:
     hooks:
     - id: black
 -   repo: https://gitlab.com/pycqa/flake8
-    rev: 3.9.0
+    rev: 3.8.4
     hooks:
     - id: flake8
diff --git a/google/pubsub_v1/__init__.py b/google/pubsub_v1/__init__.py
index fce58c7ad..d5a1de488 100644
--- a/google/pubsub_v1/__init__.py
+++ b/google/pubsub_v1/__init__.py
@@ -110,7 +110,6 @@
     "ModifyPushConfigRequest",
     "PublishRequest",
     "PublishResponse",
-    "PublisherClient",
     "PubsubMessage",
     "PullRequest",
     "PullResponse",
@@ -118,6 +117,7 @@
     "ReceivedMessage",
     "RetryPolicy",
     "Schema",
+    "SchemaServiceClient",
     "SchemaSettings",
     "SchemaView",
     "SeekRequest",
@@ -135,5 +135,5 @@
     "ValidateMessageResponse",
     "ValidateSchemaRequest",
     "ValidateSchemaResponse",
-    "SchemaServiceClient",
+    "PublisherClient",
 )
diff --git a/noxfile.py b/noxfile.py
index eae1a6458..de9e95dca 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -41,6 +41,9 @@
     "docs",
 ]
 
+# Error if a python version is missing
+nox.options.error_on_missing_interpreters = True
+
 
 @nox.session(python=DEFAULT_PYTHON_VERSION)
 def lint(session):
diff --git a/renovate.json b/renovate.json
index 4fa949311..f08bc22c9 100644
--- a/renovate.json
+++ b/renovate.json
@@ -1,5 +1,6 @@
 {
   "extends": [
     "config:base",  ":preserveSemverRanges"
-  ]
+  ],
+  "ignorePaths": [".pre-commit-config.yaml"]
 }
diff --git a/synth.metadata b/synth.metadata
index a0d4cbdb6..58790048f 100644
--- a/synth.metadata
+++ b/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/python-pubsub.git",
-        "sha": "6e43f4ca8411c6625bac1720172807632dc4b500"
+        "sha": "dfc7e47fe60df37b80ee2dad8fd27835012d4908"
       }
     },
     {
@@ -19,21 +19,21 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "0780323da96d5a53925fe0547757181fe76e8f1e"
+        "sha": "eda422b90c3dde4a872a13e6b78a8f802c40d0db"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "0780323da96d5a53925fe0547757181fe76e8f1e"
+        "sha": "eda422b90c3dde4a872a13e6b78a8f802c40d0db"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "0780323da96d5a53925fe0547757181fe76e8f1e"
+        "sha": "eda422b90c3dde4a872a13e6b78a8f802c40d0db"
       }
     }
   ],