diff --git a/apps/django/uralkal/upload-oblako-job.yaml b/apps/django/uralkal/upload-oblako-job.yaml
index 63095ac..b6a7400 100644
--- a/apps/django/uralkal/upload-oblako-job.yaml
+++ b/apps/django/uralkal/upload-oblako-job.yaml
@@ -48,7 +48,7 @@ spec:
               fi
 
               log "step 2/5: download from Yandex Object Storage"
-              curl -fsS --retry 5 --retry-delay 10 -C - -o "$F" "$SOURCE_URL" &
+              curl -kfsS --retry 5 --retry-delay 10 -C - -o "$F" "$SOURCE_URL" &
               pid=$!
               while kill -0 "$pid" 2>/dev/null; do
                 sleep 15