diff --git a/docs/source/install.md b/docs/source/install.md
index 90c62279..e8491e2d 100644
--- a/docs/source/install.md
+++ b/docs/source/install.md
@@ -129,7 +129,7 @@ popd
 
 
 ## Setup for Other Platform 
-- Make sure these libraries or tools in [dependencies](./dependencies.md) installed. More information please see: `setup.py `and ` tools/Makefile`.
+- Make sure these libraries or tools in [dependencies](./dependencies.md) installed. More information please see: `setup.py `and `tools/Makefile`.
 - The version of `swig` should >= 3.0
 - we will simplify the install process in the future.