diff --git a/src/item_explanation.md b/src/item_explanation.md
index fd86ed1..576fa5c 100644
--- a/src/item_explanation.md
+++ b/src/item_explanation.md
@@ -11,7 +11,7 @@ To use the build-in link-shortener functionality you have to POST the URL with C
 `$ curl -H "Content-Type: image/png" --data-binary @my-image.png <bin_url>`
 
 ## Upload a big file
-`$ curl -G "Content-Type: application/gzip" -T my-file.tar.gz <bin_url>`
+`$ curl -X POST -H "Content-Type: application/gzip" -T my-file.tar.gz <bin_url>`
 
 ## Accessing the data
 After uploading data you can access it by accessing <bin_url> with an optional file extension that suits the data that you uploaded.