diff --git a/usr/local/bin/custom/poe.sh b/usr/local/bin/custom/poe.sh
index 8ea01fe..79dcbb1 100644
--- a/usr/local/bin/custom/poe.sh
+++ b/usr/local/bin/custom/poe.sh
@@ -31,10 +31,10 @@ expect {
 }
 send "configure terminal\r"
 expect "(config)#"
-send "interface $port\r"
-expect "(eth-$port)#"
+send "interface $switch_port\r"
+expect "(eth-$switch_port)#"
 send "no power-over-ethernet\r"
-expect "(eth-$port)#"
+expect "(eth-$switch_port)#"
 send "exit\r"
 expect "(config)#"
 send "exit\r"
@@ -63,10 +63,10 @@ expect {
 }
 send "configure terminal\r"
 expect "(config)#"
-send "interface $port\r"
-expect "(eth-$port)#"
+send "interface $switch_port\r"
+expect "(eth-$switch_port)#"
 send "power-over-ethernet\r"
-expect "(eth-$port)#"
+expect "(eth-$switch_port)#"
 send "exit\r"
 expect "(config)#"
 send "exit\r"