diff --git a/trainer/diffusers_trainer.py b/trainer/diffusers_trainer.py
index 407303a..b130561 100644
--- a/trainer/diffusers_trainer.py
+++ b/trainer/diffusers_trainer.py
@@ -718,6 +718,7 @@ def main():
     # Set seed
     torch.manual_seed(args.seed)
     random.seed(args.seed)
+    np.random.seed(args.seed)
     print('RANDOM SEED:', args.seed)
 
     if args.resume: