diff --git a/src/garageS3.jl b/src/garageS3.jl
index 3359084..47510e1 100644
--- a/src/garageS3.jl
+++ b/src/garageS3.jl
@@ -196,8 +196,8 @@ end
   The data to upload.
 
 # Return
-- `Nothing` if the key contains slashes (upload aborted with warning).
-- Prints a success message if the upload completes.
+- `String`: The file download URL if the upload succeeds.
+- `nothing` if the key contains slashes (upload aborted with warning).
 
 # Notes
 - Slashes in keys are prohibited to prevent S3 listing issues. Use a flat naming