diff --git a/webui.py b/webui.py
index c71c1ca..a200a74 100644
--- a/webui.py
+++ b/webui.py
@@ -85,7 +85,7 @@ if if_gpu_ok and len(gpu_infos) > 0:
 else:
     gpu_info = ("%s\t%s" % ("0", "CPU"))
     gpu_infos.append("%s\t%s" % ("0", "CPU"))
-    default_batch_size = psutil.virtual_memory().total/ 1024 / 1024 / 1024 / 2
+    default_batch_size = int(psutil.virtual_memory().total/ 1024 / 1024 / 1024 / 2)
 gpus = "-".join([i[0] for i in gpu_infos])
 
 pretrained_sovits_name="GPT_SoVITS/pretrained_models/s2G488k.pth"