diff --git a/device/arista/x86_64-arista_7050_qx32/Arista-7050-QX32/pg_profile_lookup.ini b/device/arista/x86_64-arista_7050_qx32/Arista-7050-QX32/pg_profile_lookup.ini
index 0588079e684..d8190e4893d 100644
--- a/device/arista/x86_64-arista_7050_qx32/Arista-7050-QX32/pg_profile_lookup.ini
+++ b/device/arista/x86_64-arista_7050_qx32/Arista-7050-QX32/pg_profile_lookup.ini
@@ -1,11 +1,11 @@
 # PG lossless profiles.
 # speed cable size      xon     xoff   threshold xon_offset
-  40000  5m   56368     18432   55120  -3        2496
-  50000  5m   56368     18432   55120  -3        2496
- 100000  5m   56368     18432   55120  -3        2496
-  40000  40m  56368     18432   55120  -3        2496
-  50000  40m  56368     18432   55120  -3        2496
- 100000  40m  56368     18432   55120  -3        2496
-  40000  300m 56368     18432   55120  -3        2496
-  50000  300m 56368     18432   55120  -3        2496
- 100000  300m 56368     18432   55120  -3        2496
+  40000  5m   46384     18432   45136  -3        2496
+  50000  5m   46592     18432   45344  -3        2496
+ 100000  5m   48464     18432   47216  -3        2496
+  40000  40m  48464     18432   47216  -3        2496
+  50000  40m  49296     18432   48048  -3        2496
+ 100000  40m  53872     18432   52624  -3        2496
+  40000  300m 64064     18432   62816  -3        2496
+  50000  300m 68848     18432   67600  -3        2496
+ 100000  300m 92976     18432   91728  -3        2496
diff --git a/device/arista/x86_64-arista_7050_qx32s/Arista-7050-QX-32S/pg_profile_lookup.ini b/device/arista/x86_64-arista_7050_qx32s/Arista-7050-QX-32S/pg_profile_lookup.ini
index 0588079e684..d8190e4893d 100644
--- a/device/arista/x86_64-arista_7050_qx32s/Arista-7050-QX-32S/pg_profile_lookup.ini
+++ b/device/arista/x86_64-arista_7050_qx32s/Arista-7050-QX-32S/pg_profile_lookup.ini
@@ -1,11 +1,11 @@
 # PG lossless profiles.
 # speed cable size      xon     xoff   threshold xon_offset
-  40000  5m   56368     18432   55120  -3        2496
-  50000  5m   56368     18432   55120  -3        2496
- 100000  5m   56368     18432   55120  -3        2496
-  40000  40m  56368     18432   55120  -3        2496
-  50000  40m  56368     18432   55120  -3        2496
- 100000  40m  56368     18432   55120  -3        2496
-  40000  300m 56368     18432   55120  -3        2496
-  50000  300m 56368     18432   55120  -3        2496
- 100000  300m 56368     18432   55120  -3        2496
+  40000  5m   46384     18432   45136  -3        2496
+  50000  5m   46592     18432   45344  -3        2496
+ 100000  5m   48464     18432   47216  -3        2496
+  40000  40m  48464     18432   47216  -3        2496
+  50000  40m  49296     18432   48048  -3        2496
+ 100000  40m  53872     18432   52624  -3        2496
+  40000  300m 64064     18432   62816  -3        2496
+  50000  300m 68848     18432   67600  -3        2496
+ 100000  300m 92976     18432   91728  -3        2496