diff --git a/common/schema.h b/common/schema.h
index 0433b0b29..f268fbf53 100644
--- a/common/schema.h
+++ b/common/schema.h
@@ -213,6 +213,7 @@ namespace swss {
 /***** COUNTER DATABASE *****/
 
 #define COUNTERS_PORT_NAME_MAP              "COUNTERS_PORT_NAME_MAP"
+#define COUNTERS_PORT_SERDES_ID_TO_PORT_ID_MAP "COUNTERS_PORT_SERDES_ID_TO_PORT_ID_MAP"
 #define COUNTERS_SYSTEM_PORT_NAME_MAP       "COUNTERS_SYSTEM_PORT_NAME_MAP"
 #define COUNTERS_LAG_NAME_MAP               "COUNTERS_LAG_NAME_MAP"
 #define COUNTERS_TABLE                      "COUNTERS"
@@ -277,6 +278,7 @@ namespace swss {
 #define PFC_WD_POLL_MSECS               100
 #define FLEX_COUNTER_TABLE              "FLEX_COUNTER_TABLE"
 #define PORT_PHY_ATTR_ID_LIST           "PORT_PHY_ATTR_ID_LIST"
+#define PORT_PHY_SERDES_ATTR_ID_LIST    "PORT_PHY_SERDES_ATTR_ID_LIST"
 #define PORT_COUNTER_ID_LIST            "PORT_COUNTER_ID_LIST"
 #define PORT_DEBUG_COUNTER_ID_LIST      "PORT_DEBUG_COUNTER_ID_LIST"
 #define QUEUE_COUNTER_ID_LIST           "QUEUE_COUNTER_ID_LIST"