diff --git a/TES/tes/apiendpoints.py b/TES/tes/apiendpoints.py
index a3cd957cb015f194629a8eafed65fd1f472dae9b..65c6a30b3390b9fef7813270248eb08fcf7a6bb3 100644
--- a/TES/tes/apiendpoints.py
+++ b/TES/tes/apiendpoints.py
@@ -475,7 +475,7 @@ class CreateTunnel(Resource):
                    localbind=localbind, authtok=authtok)
         response = make_response("")
         response.mime_type = 'application/json'
-        response.set_cookie('twsproxyauth', authtok, httponly=True,samesite='Lax')
+        response.set_cookie('twsproxyauth', authtok, httponly=True,secure=True,samesite='Strict')
         logger.debug('JobConnect.connect: connecting via redirect with cookie authtok set to  {}'.format(authtok))
         return response