diff --git a/src/OpenVDS/IO/IOManagerCurl.cpp b/src/OpenVDS/IO/IOManagerCurl.cpp
index df859da72e4a290495775aaa9c8116391df548eb..cf09a9e576cb5387cd002c9a64c43f5efcedf663 100644
--- a/src/OpenVDS/IO/IOManagerCurl.cpp
+++ b/src/OpenVDS/IO/IOManagerCurl.cpp
@@ -280,6 +280,7 @@ static void addUploadCB(uv_async_t *handle)
     curl_easy_setopt(uploadRequest->curlEasy, CURLOPT_READDATA, uploadRequest.get());
     curl_easy_setopt(uploadRequest->curlEasy, CURLOPT_WRITEFUNCTION, &curlWriteCallback);
     curl_easy_setopt(uploadRequest->curlEasy, CURLOPT_WRITEDATA, uploadRequest.get());
+    curl_easy_setopt(uploadRequest->curlEasy, CURLOPT_HTTP_VERSION, CURL_HTTP_VERSION_1_1);
     if (uploadRequest->post)
     {
       curl_easy_setopt(uploadRequest->curlEasy, CURLOPT_POST, long(1));