diff --git a/conf.py b/conf.py
index b70d79b9df6..896fbc1608f 100644
--- a/conf.py
+++ b/conf.py
@@ -87,6 +87,7 @@
 # -- Sphinx-gallery configuration --------------------------------------------
 
 def reset_seeds(gallery_conf, fname):
+    torch.cuda.empty_cache()
     torch.manual_seed(42)
     torch.set_default_device(None)
     random.seed(10)