diff --git a/README.md b/README.md
index 6982741..9799ed0 100644
--- a/README.md
+++ b/README.md
@@ -8,4 +8,9 @@ Put this repository into `~/.puppet/`.
 puppet module install --target 'modules'  'puppetlabs-apt' --version '6.2.1'
 ```
 
+Upgrade with:
+```
+puppet module upgrade --modulepath 'modules' --version=10.3.0 'puppetlabs-mysql'
+```
+
 Commit modules to Git!