diff --git a/charts/xos-core.md b/charts/xos-core.md
index 6f2bea2..7d2f44c 100644
--- a/charts/xos-core.md
+++ b/charts/xos-core.md
@@ -7,7 +7,7 @@
 helm install -n xos-core xos-core
 ```
 
-## Customizing sercurity information
+## Customizing security information
 
 We strongly recommend you to override the default values of `xosAdminUser` and
 `xosAdminPassword` with custom values.