diff --git a/BYCEPS-Instalation.md b/BYCEPS-Instalation.md
index af76cca..a5ef268 100644
--- a/BYCEPS-Instalation.md
+++ b/BYCEPS-Instalation.md
@@ -3,7 +3,7 @@ BYCEPS Instalation
 
 # root user
 ```bash
-$ groupadd byceps
+$ addgroup byceps
 $ usermod -a -G byceps USER
 ```
 
@@ -26,7 +26,11 @@ $ git clone https://github.com/byceps/byceps.git
 ```
 
 ```bash
-$ $ . ./venv/bin/activate
+python3 -m venv --system-site-packages venv
+```
+
+```bash
+$ . ./venv/bin/activate
 ```
 
 ```bash