diff --git a/paddlex/slim.py b/paddlex/slim.py
index 57fc104d75307ac13ead57d12717490eb8154acf..407119dc624b9d74807cb9215e00eb3144b7093f 100644
--- a/paddlex/slim.py
+++ b/paddlex/slim.py
@@ -31,4 +31,4 @@ def export_quant_model(model,
         batch_size=batch_size,
         batch_num=batch_num,
         save_dir=save_dir,
-        cache_dir='./temp')
+        cache_dir=cache_dir)