diff --git a/src/PrintOne.ts b/src/PrintOne.ts
index c757b5d..b0d8636 100644
--- a/src/PrintOne.ts
+++ b/src/PrintOne.ts
@@ -12,6 +12,7 @@ import {
   InFilter,
   inFilterToQuery,
   invertedFilterToQuery,
+  mapInFilter,
   PaginationOptions,
   sortToQuery,
 } from "./utils";
@@ -31,6 +32,7 @@ import { ICsvOrder } from "./models/_interfaces/ICsvOrder";
 import { Batch, CreateBatch } from "./models/Batch";
 import { IBatch } from "./models/_interfaces/IBatch";
 import { BatchStatus } from "./enums/BatchStatus";
+import { stringify } from "ts-jest";
 
 export type RequestHandler = new (
   token: string,
@@ -461,7 +463,10 @@ export class PrintOne {
       ...dateFilterToQuery("updatedAt", options.filter?.updatedAt),
       ...inFilterToQuery("finish", options.filter?.finish),
       ...inFilterToQuery("format", options.filter?.format),
-      ...inFilterToQuery("status", options.filter?.status),
+      ...inFilterToQuery(
+        "status",
+        mapInFilter(options.filter?.status, (v) => v.toUpperCase()),
+      ),
     };
 
     if (typeof options.filter?.isBillable === "boolean") {
diff --git a/src/utils.ts b/src/utils.ts
index 509285c..aa241c7 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -43,6 +43,21 @@ export function sortToQuery<T extends string>(
   return query;
 }
 
+export function mapInFilter<T extends string, R extends string>(
+  values: undefined | InFilter<T>,
+  mapper: (value: T) => R,
+): undefined | InFilter<R> {
+  if (values === undefined) {
+    return undefined;
+  }
+
+  if (typeof values === "string") {
+    return mapper(values);
+  } else {
+    return values.map(mapper);
+  }
+}
+
 export type InFilter<T = string> = T | T[];
 
 export function inFilterToQuery(
diff --git a/test/PrintOne.spec.ts b/test/PrintOne.spec.ts
index c3274cf..dcda7ef 100644
--- a/test/PrintOne.spec.ts
+++ b/test/PrintOne.spec.ts
@@ -1872,4 +1872,31 @@ describe("getBatches", function () {
     expect(batch).toBeDefined();
     expect(batch.templateId).toEqual(template.id);
   });
+
+  it("should use the status filter", async function () {
+    // arrange
+
+    // act
+    const batches = await client.getBatches({
+      limit: 1,
+      filter: {
+        status: [BatchStatus.batch_created, BatchStatus.batch_user_ready],
+      },
+    });
+    const batch = batches.data[0];
+
+    if (batch === undefined) {
+      console.warn("No batches found, skipping test");
+      return;
+    }
+
+    // assert
+    expect(batch).toBeDefined();
+    expect(batch.status).toEqual(
+      expect.toBeOneOf([
+        BatchStatus.batch_created,
+        BatchStatus.batch_user_ready,
+      ]),
+    );
+  });
 });