diff --git a/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t0.j2 b/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t0.j2
index 95a3ca75b8..08fbcd7d76 100644
--- a/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t0.j2
+++ b/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t0.j2
@@ -20,7 +20,7 @@
         "ingress_lossy_profile": {
             "pool": "ingress_lossless_pool",
             "size": "0",
-            "static_th": "82682080"
+            "static_th": "82434938"
         },
         "egress_lossy_profile": {
             "pool": "egress_lossless_pool",
@@ -30,7 +30,7 @@
         "egress_lossless_profile": {
             "pool": "egress_lossless_pool",
             "size": "0",
-            "static_th": "82682080"
+            "static_th": "82434938"
         }
     },
 {%- endmacro %}
diff --git a/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t1.j2 b/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t1.j2
index 95a3ca75b8..08fbcd7d76 100644
--- a/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t1.j2
+++ b/device/arista/x86_64-arista_7060x6_16pe_384c_b/Arista-7060X6-16PE-384C-B-O128S2/buffers_defaults_t1.j2
@@ -20,7 +20,7 @@
         "ingress_lossy_profile": {
             "pool": "ingress_lossless_pool",
             "size": "0",
-            "static_th": "82682080"
+            "static_th": "82434938"
         },
         "egress_lossy_profile": {
             "pool": "egress_lossless_pool",
@@ -30,7 +30,7 @@
         "egress_lossless_profile": {
             "pool": "egress_lossless_pool",
             "size": "0",
-            "static_th": "82682080"
+            "static_th": "82434938"
         }
     },
 {%- endmacro %}
diff --git a/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-O128/buffers_defaults_lt2.j2 b/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-O128/buffers_defaults_lt2.j2
index 03a61f4241..bf47ec9141 100644
--- a/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-O128/buffers_defaults_lt2.j2
+++ b/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-O128/buffers_defaults_lt2.j2
@@ -20,7 +20,7 @@
         "ingress_lossy_profile": {
             "pool": "ingress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         },
         "egress_lossy_profile": {
             "pool": "egress_lossless_pool",
@@ -30,7 +30,7 @@
         "egress_lossless_profile": {
             "pool": "egress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         }
     },
 {%- endmacro %}
diff --git a/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32O64/buffers_defaults_t1.j2 b/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32O64/buffers_defaults_t1.j2
index 1b7c711dcf..952fd06d71 100644
--- a/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32O64/buffers_defaults_t1.j2
+++ b/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32O64/buffers_defaults_t1.j2
@@ -25,12 +25,12 @@
         "egress_lossless_profile": {
             "pool": "egress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         },
         "ingress_lossy_profile": {
             "pool": "ingress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         }
     },
 {%- endmacro %}
diff --git a/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32V128/buffers_defaults_t0.j2 b/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32V128/buffers_defaults_t0.j2
index d3a81f4c86..6d1e2197dc 100644
--- a/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32V128/buffers_defaults_t0.j2
+++ b/device/arista/x86_64-arista_7060x6_64pe_b/Arista-7060X6-64PE-B-P32V128/buffers_defaults_t0.j2
@@ -25,12 +25,12 @@
         "egress_lossless_profile": {
             "pool": "egress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         },
         "ingress_lossy_profile": {
             "pool": "ingress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         }
     },
 {%- endmacro %}
diff --git a/platform/broadcom/sai-xgs.mk b/platform/broadcom/sai-xgs.mk
index 774988ac2a..fea4727928 100644
--- a/platform/broadcom/sai-xgs.mk
+++ b/platform/broadcom/sai-xgs.mk
@@ -1,4 +1,4 @@
-LIBSAIBCM_XGS_VERSION = 15.2.0.0.0.0.3.1
+LIBSAIBCM_XGS_VERSION = 15.2.0.0.0.0.11.1
 LIBSAIBCM_XGS_BRANCH_NAME = SAI_15.2.0_GA
 
 LIBSAIBCM_XGS_URL_PREFIX = "$(BUILD_PUBLIC_URL)/sai/sai-broadcom/$(LIBSAIBCM_XGS_BRANCH_NAME)/$(LIBSAIBCM_XGS_VERSION)/xgs"
diff --git a/src/sonic-config-engine/tests/sample_output/py3/buffer-frh-b-o128.json b/src/sonic-config-engine/tests/sample_output/py3/buffer-frh-b-o128.json
index 01fab80784..c75fe2e746 100644
--- a/src/sonic-config-engine/tests/sample_output/py3/buffer-frh-b-o128.json
+++ b/src/sonic-config-engine/tests/sample_output/py3/buffer-frh-b-o128.json
@@ -150,7 +150,7 @@
         "ingress_lossy_profile": {
             "pool": "ingress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         },
         "egress_lossy_profile": {
             "pool": "egress_lossless_pool",
@@ -160,7 +160,7 @@
         "egress_lossless_profile": {
             "pool": "egress_lossless_pool",
             "size": "0",
-            "static_th": "165364160"
+            "static_th": "82434938"
         }
     },