diff --git a/configuration.nix b/configuration.nix
index ae5b883..9cb54c1 100644
--- a/configuration.nix
+++ b/configuration.nix
@@ -43,7 +43,6 @@
       3478   # turn server
       5349   # turn server
       3551   # apcups
-      5001   # iperf server
       18080  # monero p2p
       20000  # syncthing transfert
       64738  # mumble server