diff --git a/docs/installation.md b/docs/installation.md
index dde1bc64b60d9c190ac1dbfa2f5d7a4c6166f60a..46c7487350ca4c106bf99c03534c6ad26212806a 100644
--- a/docs/installation.md
+++ b/docs/installation.md
@@ -2,7 +2,7 @@
 
 ## 环境依赖
 
-* Python >= 3.6 
+* Python>=3.6
 * PaddlePaddle>=1.7.0
 * 操作系统：Windows/Mac/Linux