diff --git a/pvesdn.adoc b/pvesdn.adoc
index 5d87d09..f362da4 100644
--- a/pvesdn.adoc
+++ b/pvesdn.adoc
@@ -423,7 +423,7 @@ Controllers
 -----------
 
 Some zones implement a separated control and data plane that require an external
-external controller to manage the VNet's control plane.
+controller to manage the VNet's control plane.
 
 Currently, only the `EVPN` zone requires an external controller.