diff --git a/device/arista/x86_64-arista_7050_qx32s/Arista-7050QX-32S-S4Q31/pg_profile_lookup.ini b/device/arista/x86_64-arista_7050_qx32s/Arista-7050QX-32S-S4Q31/pg_profile_lookup.ini
index f961fd33b13..389a7da9728 100644
--- a/device/arista/x86_64-arista_7050_qx32s/Arista-7050QX-32S-S4Q31/pg_profile_lookup.ini
+++ b/device/arista/x86_64-arista_7050_qx32s/Arista-7050QX-32S-S4Q31/pg_profile_lookup.ini
@@ -1,14 +1,17 @@
 # PG lossless profiles.
 # speed cable size      xon     xoff   threshold xon_offset
-  10000  5m   41808     18432   40560  -4        2496
-  40000  5m   41808     18432   40560  -4        2496
-  50000  5m   41808     18432   40560  -4        2496
- 100000  5m   41808     18432   40560  -4        2496
-  10000  40m  41808     18432   40560  -4        2496
-  40000  40m  41808     18432   40560  -4        2496
-  50000  40m  41808     18432   40560  -4        2496
- 100000  40m  41808     18432   40560  -4        2496
-  10000  300m 41808     18432   40560  -4        2496
-  40000  300m 41808     18432   40560  -4        2496
-  50000  300m 41808     18432   40560  -4        2496
- 100000  300m 41808     18432   40560  -4        2496
+   1000  5m   41808     18432   40560  -3        2496
+  10000  5m   41808     18432   40560  -3        2496
+  40000  5m   46384     18432   45136  -3        2496
+  50000  5m   46592     18432   45344  -3        2496
+ 100000  5m   48464     18432   47216  -3        2496
+   1000  40m  41808     18432   40560  -3        2496
+  10000  40m  41808     18432   40560  -3        2496
+  40000  40m  48464     18432   47216  -3        2496
+  50000  40m  49296     18432   48048  -3        2496
+ 100000  40m  53872     18432   52624  -3        2496
+   1000  300m 41808     18432   40560  -3        2496
+  10000  300m 41808     18432   40560  -3        2496
+  40000  300m 64064     18432   62816  -3        2496
+  50000  300m 68848     18432   67600  -3        2496
+ 100000  300m 92976     18432   91728  -3        2496