diff --git a/platform/mellanox/mlnx-sai.mk b/platform/mellanox/mlnx-sai.mk
index 71ef220b23..bdbe290a5f 100644
--- a/platform/mellanox/mlnx-sai.mk
+++ b/platform/mellanox/mlnx-sai.mk
@@ -1,6 +1,6 @@
 # Mellanox SAI
 
-MLNX_SAI_VERSION = SAIRel1.18.3.1
+MLNX_SAI_VERSION = SAIRel1.19.3
 
 export MLNX_SAI_VERSION
 
diff --git a/platform/mellanox/mlnx-sai/SAI-Implementation b/platform/mellanox/mlnx-sai/SAI-Implementation
index ba669c3f4c..f317b11dd2 160000
--- a/platform/mellanox/mlnx-sai/SAI-Implementation
+++ b/platform/mellanox/mlnx-sai/SAI-Implementation
@@ -1 +1 @@
-Subproject commit ba669c3f4cbc7e7ac52454f9101c5b768302ae1d
+Subproject commit f317b11dd203615dce9a150050c9e99ac9c9137b