diff --git a/packages/core/upload/admin/src/utils/getRequestUrl.js b/packages/core/upload/admin/src/utils/getRequestUrl.js
index d334e57c29..24b7747468 100644
--- a/packages/core/upload/admin/src/utils/getRequestUrl.js
+++ b/packages/core/upload/admin/src/utils/getRequestUrl.js
@@ -1,5 +1,11 @@
 import pluginId from '../pluginId';
 
-const getRequestUrl = path => `/${pluginId}/${path}`;
+const getRequestUrl = path => {
+  if (path.startsWith('/')) {
+    return `/${pluginId}${path}`;
+  }
+
+  return `/${pluginId}/${path}`;
+};
 
 export default getRequestUrl;
diff --git a/packages/core/upload/admin/src/utils/tests/getRequestUrl.test.js b/packages/core/upload/admin/src/utils/tests/getRequestUrl.test.js
new file mode 100644
index 0000000000..c4ca9d8858
--- /dev/null
+++ b/packages/core/upload/admin/src/utils/tests/getRequestUrl.test.js
@@ -0,0 +1,17 @@
+import getRequestUrl from '../getRequestUrl';
+
+describe('upload || utils || getRequestUrl', () => {
+  test('return right format url if argument starts with /', () => {
+    const result = getRequestUrl('/test');
+    const expected = '/upload/test';
+
+    expect(result).toEqual(expected);
+  });
+
+  test('return right format url if argument does not start with /', () => {
+    const result = getRequestUrl('test');
+    const expected = '/upload/test';
+
+    expect(result).toEqual(expected);
+  });
+});