diff --git a/api.planx.uk/modules/analytics/metabase/collection/service.ts b/api.planx.uk/modules/analytics/metabase/collection/service.ts
index b246a1dbfc..49d6301ada 100644
--- a/api.planx.uk/modules/analytics/metabase/collection/service.ts
+++ b/api.planx.uk/modules/analytics/metabase/collection/service.ts
@@ -1,6 +1,6 @@
 import { MetabaseError, metabaseClient } from "../shared/client.js";
 import type { NewCollectionParams } from "./types.js";
-import axios from "axios";
+import { toSnakeCase } from "../shared/utils.js";
 
 export async function authentication(): Promise<boolean> {
   try {
@@ -28,11 +28,11 @@ export async function newCollection({
     }
 
     // If no existing collection, create new one
-    const requestBody: any = {
+    const requestBody = toSnakeCase({
       name,
       description,
       parent_id,
-    };
+    });
 
     // Remove undefined properties
     Object.keys(requestBody).forEach(
diff --git a/api.planx.uk/modules/analytics/metabase/shared/utils.ts b/api.planx.uk/modules/analytics/metabase/shared/utils.ts
new file mode 100644
index 0000000000..084aca384b
--- /dev/null
+++ b/api.planx.uk/modules/analytics/metabase/shared/utils.ts
@@ -0,0 +1,34 @@
+/**
+ * Converts object keys from camelCase to snake_case
+ */
+export function toSnakeCase<T extends object>(obj: T): Record<string, unknown> {
+  return Object.entries(obj).reduce(
+    (acc, [key, value]) => {
+      // Convert camelCase to snake_case
+      const snakeKey = key.replace(
+        /[A-Z]/g,
+        (letter) => `_${letter.toLowerCase()}`,
+      );
+      acc[snakeKey] = value;
+      return acc;
+    },
+    {} as Record<string, unknown>,
+  );
+}
+
+/**
+ * Converts object keys from snake_case to camelCase
+ */
+export function toCamelCase<T extends object>(obj: T): Record<string, unknown> {
+  return Object.entries(obj).reduce(
+    (acc, [key, value]) => {
+      // Convert snake_case to camelCase
+      const camelKey = key.replace(/_([a-z])/g, (_, letter) =>
+        letter.toUpperCase(),
+      );
+      acc[camelKey] = value;
+      return acc;
+    },
+    {} as Record<string, unknown>,
+  );
+}