diff --git a/platform/mellanox/fw.mk b/platform/mellanox/fw.mk
index de1a99e6a7eb..e92d1bafce91 100644
--- a/platform/mellanox/fw.mk
+++ b/platform/mellanox/fw.mk
@@ -32,22 +32,22 @@ ifeq ($(MLNX_FW_BASE_URL), )
 MLNX_FW_BASE_URL = $(MLNX_FW_ASSETS_URL)
 endif
 
-MLNX_SPC_FW_VERSION = 13.2012.4110
+MLNX_SPC_FW_VERSION = 13.2012.4120
 MLNX_SPC_FW_FILE = fw-SPC-rel-$(subst .,_,$(MLNX_SPC_FW_VERSION))-EVB.mfa
 $(MLNX_SPC_FW_FILE)_PATH = $(MLNX_FW_BASE_PATH)
 $(MLNX_SPC_FW_FILE)_URL = $(MLNX_FW_BASE_URL)/$(MLNX_SPC_FW_FILE)
 
-MLNX_SPC2_FW_VERSION = 29.2012.4110
+MLNX_SPC2_FW_VERSION = 29.2012.4120
 MLNX_SPC2_FW_FILE = fw-SPC2-rel-$(subst .,_,$(MLNX_SPC2_FW_VERSION))-EVB.mfa
 $(MLNX_SPC2_FW_FILE)_PATH = $(MLNX_FW_BASE_PATH)
 $(MLNX_SPC2_FW_FILE)_URL = $(MLNX_FW_BASE_URL)/$(MLNX_SPC2_FW_FILE)
 
-MLNX_SPC3_FW_VERSION = 30.2012.4110
+MLNX_SPC3_FW_VERSION = 30.2012.4120
 MLNX_SPC3_FW_FILE = fw-SPC3-rel-$(subst .,_,$(MLNX_SPC3_FW_VERSION))-EVB.mfa
 $(MLNX_SPC3_FW_FILE)_PATH = $(MLNX_FW_BASE_PATH)
 $(MLNX_SPC3_FW_FILE)_URL = $(MLNX_FW_BASE_URL)/$(MLNX_SPC3_FW_FILE)
 
-MLNX_SPC4_FW_VERSION = 34.2012.4110
+MLNX_SPC4_FW_VERSION = 34.2012.4120
 MLNX_SPC4_FW_FILE = fw-SPC4-rel-$(subst .,_,$(MLNX_SPC4_FW_VERSION))-EVB.mfa
 $(MLNX_SPC4_FW_FILE)_PATH = $(MLNX_FW_BASE_PATH)
 $(MLNX_SPC4_FW_FILE)_URL = $(MLNX_FW_BASE_URL)/$(MLNX_SPC4_FW_FILE)
diff --git a/platform/mellanox/sdk.mk b/platform/mellanox/sdk.mk
index 58536c6dfcd5..83e837f51151 100644
--- a/platform/mellanox/sdk.mk
+++ b/platform/mellanox/sdk.mk
@@ -14,7 +14,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 #
-MLNX_SDK_VERSION = 4.6.4110
+MLNX_SDK_VERSION = 4.6.4122
 MLNX_SDK_ISSU_VERSION = 101
 
 MLNX_SDK_DRIVERS_GITHUB_URL = https://github.com/Mellanox/Spectrum-SDK-Drivers