diff --git a/paddleocr.py b/paddleocr.py
index b32e9fcb9e2dcdadfff4fff3c18cf9513a5931b2..1f358061eaaf8825f61dd01b2204c1036c2482a2 100644
--- a/paddleocr.py
+++ b/paddleocr.py
@@ -232,7 +232,7 @@ def parse_args(mMain=True, add_help=True):
             use_gpu=True,
             ir_optim=True,
             use_tensorrt=False,
-            gpu_mem=8000,
+            gpu_mem=500,
             image_dir='',
             det_algorithm='DB',
             det_model_dir=None,