diff --git a/packages/google-cloud-bigquery-connection/noxfile.py b/packages/google-cloud-bigquery-connection/noxfile.py
index 72b38757056a..d6d974c5cf5e 100644
--- a/packages/google-cloud-bigquery-connection/noxfile.py
+++ b/packages/google-cloud-bigquery-connection/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/packages/google-cloud-bigquery-connection/synth.metadata b/packages/google-cloud-bigquery-connection/synth.metadata
index 7b32af0a7987..15232152111a 100644
--- a/packages/google-cloud-bigquery-connection/synth.metadata
+++ b/packages/google-cloud-bigquery-connection/synth.metadata
@@ -4,7 +4,7 @@
       "git": {
         "name": ".",
         "remote": "https://github.com/googleapis/python-bigquery-connection.git",
-        "sha": "e74d245a884284260cde06e368ee9f1eb9dd8362"
+        "sha": "7d21625cccba6add681a9918a87ce81063c74778"
       }
     },
     {
@@ -19,14 +19,14 @@
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "2c54c473779ea731128cea61a3a6c975a08a5378"
+        "sha": "eda422b90c3dde4a872a13e6b78a8f802c40d0db"
       }
     },
     {
       "git": {
         "name": "synthtool",
         "remote": "https://github.com/googleapis/synthtool.git",
-        "sha": "2c54c473779ea731128cea61a3a6c975a08a5378"
+        "sha": "eda422b90c3dde4a872a13e6b78a8f802c40d0db"
       }
     }
   ],