diff --git a/comfy/model_management.py b/comfy/model_management.py
index cb6580f73..a2b086f9a 100644
--- a/comfy/model_management.py
+++ b/comfy/model_management.py
@@ -913,7 +913,7 @@ def vae_dtype(device=None, allowed_dtypes=[]):
         return torch.float16
     elif args.bf16_vae:
         return torch.bfloat16
-    elif args.fp32_vae:
+    elif args.fp32_vae or (device and is_device_cpu(device)):
         return torch.float32
 
     for d in allowed_dtypes: