diff --git a/onnx2fluid/README.md b/onnx2fluid/README.md
index f8153c9d7534c4463e049986b4933d746431072f..c1bc0c5711a4387b8c0daccb3c06848016390c7b 100644
--- a/onnx2fluid/README.md
+++ b/onnx2fluid/README.md
@@ -1,4 +1,4 @@
-Onnx2Fluid
+onnx2fluid
 ===
 Inference model conversion from ONNX/PyTorch to Paddle fluid