diff --git a/README.md b/README.md
index 9ae815d..bd5b074 100644
--- a/README.md
+++ b/README.md
@@ -48,7 +48,7 @@ pip list
 ## Instalation - global
 
 ```shell
-sudo python3 -m pip install --index-url https://test.pypi.org/simple/ --no-deps --upgrade de.p1st.exec-notify
+sudo python3 -m pip install --upgrade --index-url https://test.pypi.org/simple/ --no-deps --upgrade de.p1st.exec-notify
 ```
 
 ## Configuration