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 f961fd33b1..73e663a85e 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   56368     18432   55120  -3        2496
+  50000  5m   56368     18432   55120  -3        2496
+ 100000  5m   56368     18432   55120  -3        2496
+   1000  40m  41808     18432   40560  -3        2496
+  10000  40m  41808     18432   40560  -3        2496
+  40000  40m  56368     18432   55120  -3        2496
+  50000  40m  56368     18432   55120  -3        2496
+ 100000  40m  56368     18432   55120  -3        2496
+   1000  300m 41808     18432   40560  -3        2496
+  10000  300m 41808     18432   40560  -3        2496
+  40000  300m 56368     18432   55120  -3        2496
+  50000  300m 56368     18432   55120  -3        2496
+ 100000  300m 56368     18432   55120  -3        2496