diff --git a/src/import/chips/ocmb/explorer/common/include/exp_data_structs.H b/src/import/chips/ocmb/explorer/common/include/exp_data_structs.H
index 206a847e33c..dbd1c8d75bb 100644
--- a/src/import/chips/ocmb/explorer/common/include/exp_data_structs.H
+++ b/src/import/chips/ocmb/explorer/common/include/exp_data_structs.H
@@ -124,7 +124,9 @@ typedef struct __attribute__((packed)) user_input_msdg
     // Choose the Dimm type from one of below:
     // 0 = UDIMM
     // 1 = RDIMM
-    // 2 = LRDIMM
+    // 2 = LRDIMM (invalid for explorer)
+    // 3 = MDS-LRDIMM
+    // 4 = MDS
     uint16_t DimmType;
 
     // Indicates presence of DRAM at each chip select for PHY. Each
diff --git a/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/exp_draminit_utils.H b/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/exp_draminit_utils.H
index ba37f9abc3b..80c4f359e83 100644
--- a/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/exp_draminit_utils.H
+++ b/src/import/chips/ocmb/explorer/procedures/hwp/memory/lib/exp_draminit_utils.H
@@ -58,10 +58,11 @@ namespace exp
 ///
 enum msdg_dimm_types
 {
-    MSDG_UDIMM  = 0x0000,
-    MSDG_RDIMM  = 0x0001,
-    MSDG_LRDIMM = 0x0002,
-    MSDG_DDIMM  = 0x0003,
+    MSDG_UDIMM      = 0x0000,
+    MSDG_RDIMM      = 0x0001,
+    MSDG_LRDIMM     = 0x0002,
+    MSDG_MDS_LRDIMM = 0x0003,
+    MSDG_MDS        = 0x0004
 };
 
 ///
@@ -441,6 +442,14 @@ class phy_params
                     io_phy_params.DimmType = MSDG_LRDIMM;
                     break;
 
+                case fapi2::ENUM_ATTR_MEM_EFF_DIMM_TYPE_MDS_LRDIMM:
+                    io_phy_params.DimmType = MSDG_MDS_LRDIMM;
+                    break;
+
+                case fapi2::ENUM_ATTR_MEM_EFF_DIMM_TYPE_MDS:
+                    io_phy_params.DimmType = MSDG_MDS;
+                    break;
+
                 default:
                     const auto& l_ocmb = mss::find_target<fapi2::TARGET_TYPE_OCMB_CHIP>(iv_target);
                     FAPI_ASSERT(false,
diff --git a/src/import/generic/procedures/xml/attribute_info/generic_memory_eff_attributes.xml b/src/import/generic/procedures/xml/attribute_info/generic_memory_eff_attributes.xml
index 850f449d734..d434b72b2dc 100644
--- a/src/import/generic/procedures/xml/attribute_info/generic_memory_eff_attributes.xml
+++ b/src/import/generic/procedures/xml/attribute_info/generic_memory_eff_attributes.xml
@@ -64,7 +64,7 @@
     </description>
     <initToZero></initToZero>
     <valueType>uint8</valueType>
-    <enum> EMPTY = 0, RDIMM = 1, UDIMM = 2, LRDIMM = 3, DDIMM = 4</enum>
+    <enum> EMPTY = 0, RDIMM = 1, UDIMM = 2, LRDIMM = 3, DDIMM = 4, MDS_LRDIMM = 5, MDS = 6</enum>
     <writeable/>
     <array>2</array>
     <mssAccessorName>dimm_type</mssAccessorName>