diff --git a/cluster/pulumi/common-sv/src/singleSvConfig.ts b/cluster/pulumi/common-sv/src/singleSvConfig.ts
index bdcaec39af..012bf9c653 100644
--- a/cluster/pulumi/common-sv/src/singleSvConfig.ts
+++ b/cluster/pulumi/common-sv/src/singleSvConfig.ts
@@ -111,6 +111,7 @@ const ScanAppConfigSchema = z
       .object({
         dataset: z.string(),
         prefix: z.string(),
+        functionsDataset: z.string().optional(),
       })
       .optional(),
     bulkStorage: BulkStorageConfigSchema.optional(),
diff --git a/cluster/pulumi/common/src/config/configLoader.ts b/cluster/pulumi/common/src/config/configLoader.ts
index bd3a7de6a0..27e040360d 100644
--- a/cluster/pulumi/common/src/config/configLoader.ts
+++ b/cluster/pulumi/common/src/config/configLoader.ts
@@ -154,5 +154,8 @@ export function loadClusterYamlConfig(): unknown {
 }
 
 export function getClusterConfigPath(): string {
-  return join(spliceEnvConfig.context.clusterPath(), 'config.yaml');
+  return (
+    spliceEnvConfig.optionalEnv('OVERRIDE_PULUMI_CONFIG_FILE') ||
+    join(spliceEnvConfig.context.clusterPath(), 'config.yaml')
+  );
 }
diff --git a/nix/shell.nix b/nix/shell.nix
index 32038c1d3b..6714c1342b 100644
--- a/nix/shell.nix
+++ b/nix/shell.nix
@@ -65,6 +65,8 @@ let
     python3Packages.dockerfile-parse
     python3Packages.flask
     python3Packages.gitpython
+    python3Packages.google-cloud-bigquery
+    python3Packages.google-cloud-storage
     python3Packages.gql
     python3Packages.humanize
     python3Packages.json-logging
@@ -79,6 +81,7 @@ let
     python3Packages.regex
     python3Packages.requests
     python3Packages.rich
+    python3Packages.pulumi
     python3Packages.pypandoc
     python3Packages.google-cloud-storage
     python3Packages.requests-toolbelt