diff --git a/README.md b/README.md
index 670408f8d910880c15454b044b3aa842b02b1c6e..7828840c47161be368e1cf943be69bff1e6fe3e1 100644
--- a/README.md
+++ b/README.md
@@ -5,9 +5,9 @@
 ### Install python required packages 
 
 ```bash
-python3 -m pip web.py --user
-python3 -m pip flup
-python3 -m pip psycopg2-binary
+python3 -m pip install web.py --user
+python3 -m pip install flup
+python3 -m pip install psycopg2-binary
 ```
 
 ### make a self-signed certificate: