diff --git a/README.md b/README.md
index 61dffce..544defd 100644
--- a/README.md
+++ b/README.md
@@ -12,9 +12,10 @@ Three cell type deconvolution methods were available in this package, including
 For additional details on methods and results please go our [manuscript](link to be updated).
 
 ## Installation
-
+```R
 library(devtools)
 install_github("CancanQi/BronchiCellPred")
+```
 
 ## Quick start