diff --git a/update-Nitrov3.sh b/update-Nitrov3.sh
index c955a04..0795da9 100755
--- a/update-Nitrov3.sh
+++ b/update-Nitrov3.sh
@@ -76,7 +76,7 @@ NITRO_IMAGE_LIBRARY_URL="${NITRO_IMAGE_LIBRARY_URL:-$NITRO_SITE_URL/gamedata/c_i
 NITRO_HOF_FURNITURE_URL="${NITRO_HOF_FURNITURE_URL:-$NITRO_SITE_URL/gamedata/icons}"
 NITRO_API_URL="${NITRO_API_URL:-$NITRO_SITE_URL}"
 if [ -z "${NITRO_SOCKET_URL:-}" ]; then
-    NITRO_SOCKET_URL="${NITRO_WS_PROTO}${NITRO_DOMAIN}"
+    NITRO_SOCKET_URL="${NITRO_WS_PROTO}ws.${NITRO_DOMAIN}"
 fi
 NITRO_CAMERA_URL="${NITRO_CAMERA_URL:-$NITRO_SITE_URL/camera/photo/}"
 NITRO_GAMEDATA_URL="${NITRO_GAMEDATA_URL:-$NITRO_SITE_URL/gamedata}"