diff --git a/createCollectionsFromCSVs.js b/createCollectionsFromCSVs.js
index 8678915..eb745fc 100644
--- a/createCollectionsFromCSVs.js
+++ b/createCollectionsFromCSVs.js
@@ -114,6 +114,7 @@ const applyImageToItem = async (itemId, localImagePath, fileName, token) => {
       method: 'POST',
       headers: {
         'Authorization': `Bearer ${token}`,
+        'Content-Type': 'multipart/form-data',
       },
       body: formData
     });