diff --git a/device/arista/x86_64-arista_7170_64c/Arista-7170-Q59S20/port_config.ini b/device/arista/x86_64-arista_7170_64c/Arista-7170-Q59S20/port_config.ini
index c12c9c5b83b2..064badb4026b 100644
--- a/device/arista/x86_64-arista_7170_64c/Arista-7170-Q59S20/port_config.ini
+++ b/device/arista/x86_64-arista_7170_64c/Arista-7170-Q59S20/port_config.ini
@@ -20,13 +20,13 @@ Ethernet68      68,69,70,71       Ethernet18/1      40000      18
 Ethernet72      72,73,74,75       Ethernet19/1      40000      19
 Ethernet76      76,77,78,79       Ethernet20/1      40000      20
 Ethernet80      80                Ethernet21/1      10000      21
-Ethernet80      81                Ethernet21/2      10000      22
-Ethernet80      82                Ethernet21/3      10000      23
-Ethernet80      83                Ethernet21/4      10000      24
+Ethernet81      81                Ethernet21/2      10000      22
+Ethernet82      82                Ethernet21/3      10000      23
+Ethernet83      83                Ethernet21/4      10000      24
 Ethernet84      84                Ethernet22/1      10000      25
-Ethernet84      85                Ethernet22/2      10000      26
-Ethernet84      86                Ethernet22/3      10000      27
-Ethernet84      87                Ethernet22/4      10000      28
+Ethernet85      85                Ethernet22/2      10000      26
+Ethernet86      86                Ethernet22/3      10000      27
+Ethernet87      87                Ethernet22/4      10000      28
 Ethernet88      88,89,90,91       Ethernet23/1      40000      29
 Ethernet92      92,93,94,95       Ethernet24/1      40000      30
 Ethernet96      96,97,98,99       Ethernet25/1      40000      31