diff --git a/docs/tunneling/openvpn.md b/docs/tunneling/openvpn.md
index 6ab4094..be1a0ec 100644
--- a/docs/tunneling/openvpn.md
+++ b/docs/tunneling/openvpn.md
@@ -1,6 +1,8 @@
 
 # OpenVPN
 
+**Hint:** OpenVPN with a static key has no Perfect Forward Secrecy (PFS)!
+
 ## Configuration
 
 ```