diff --git a/src/shotter.rs b/src/shotter.rs
index 1e8559c..8acf690 100644
--- a/src/shotter.rs
+++ b/src/shotter.rs
@@ -30,7 +30,7 @@ pub async fn take_one_screenshot(
     map.insert("Origin", origin.parse().unwrap());
     map.insert("Sec-WebSocket-Protocol", "guacamole".parse().unwrap());
 
-    match tokio_tungstenite::connect_async(req).await {
+    match tokio_tungstenite::connect_async_with_config(req, None, true).await {
         Ok(ws) => {
             tracing::trace!("connected to CollabVM server");