diff --git a/src/primaite/session/environment.py b/src/primaite/session/environment.py
index 359932c7..a12d2eb7 100644
--- a/src/primaite/session/environment.py
+++ b/src/primaite/session/environment.py
@@ -44,6 +44,10 @@ def set_random_seed(seed: int) -> Union[None, int]:
     # if torch not installed don't set random seed.
     if sys.modules["torch"]:
         th.manual_seed(seed)
+
+    th.backends.cudnn.deterministic = True
+    th.backends.cudnn.benchmark = False
+
     return seed