diff --git a/api/params.json b/api/params.json
index 0c74b809..027f6b9a 100644
--- a/api/params.json
+++ b/api/params.json
@@ -239,7 +239,7 @@
   },
   "vae_tile": {
     "default": 512,
-    "min": 256,
+    "min": 128,
     "max": 1024,
     "step": 128
   },