diff --git a/docs/sources/installation/index.md b/docs/sources/installation/index.md
index d41438a..0b365d7 100644
--- a/docs/sources/installation/index.md
+++ b/docs/sources/installation/index.md
@@ -37,7 +37,7 @@ service grafana-server restart
 
 Using this way you can easy upgrade plugin just running
 ```sh
-cd /var/lib/grafana/plugins/grafana-zabbix-app
+cd /var/lib/grafana/plugins/grafana-zabbix
 git pull
 service grafana-server restart
 ```
diff --git a/docs/sources/reference/functions.md b/docs/sources/reference/functions.md
index 30c0f34..d1bfdae 100644
--- a/docs/sources/reference/functions.md
+++ b/docs/sources/reference/functions.md
@@ -146,3 +146,15 @@ Examples:
 ```
 setAlias(load)
 ```
+
+### setAliasByRegex
+```
+setAliasByRegex(regex)
+```
+
+Returns part of the metric name matched by regex.
+
+Examples:
+```
+setAlias(Zabbix busy [a-zA-Z]+)
+```