diff --git a/requester/mctp_endpoint_discovery.cpp b/requester/mctp_endpoint_discovery.cpp
index b95935f..d13c979 100644
--- a/requester/mctp_endpoint_discovery.cpp
+++ b/requester/mctp_endpoint_discovery.cpp
@@ -14,7 +14,7 @@
 namespace pldm
 {
 
-MctpDiscovery::MctpDiscovery(sdbusplus::bus::bus& bus,
+MctpDiscovery::MctpDiscovery(sdbusplus::bus_t& bus,
                              fw_update::Manager* fwManager) :
     bus(bus),
     fwManager(fwManager),
@@ -68,7 +68,7 @@
     }
 }
 
-void MctpDiscovery::dicoverEndpoints(sdbusplus::message::message& msg)
+void MctpDiscovery::dicoverEndpoints(sdbusplus::message_t& msg)
 {
     constexpr std::string_view mctpEndpointIntfName{
         "xyz.openbmc_project.MCTP.Endpoint"};
diff --git a/requester/mctp_endpoint_discovery.hpp b/requester/mctp_endpoint_discovery.hpp
index b09a2e9..8f7e7eb 100644
--- a/requester/mctp_endpoint_discovery.hpp
+++ b/requester/mctp_endpoint_discovery.hpp
@@ -23,19 +23,19 @@
      *  @param[in] bus - reference to systemd bus
      *  @param[in] fwManager - pointer to the firmware manager
      */
-    explicit MctpDiscovery(sdbusplus::bus::bus& bus,
+    explicit MctpDiscovery(sdbusplus::bus_t& bus,
                            fw_update::Manager* fwManager);
 
   private:
     /** @brief reference to the systemd bus */
-    sdbusplus::bus::bus& bus;
+    sdbusplus::bus_t& bus;
 
     fw_update::Manager* fwManager;
 
     /** @brief Used to watch for new MCTP endpoints */
     sdbusplus::bus::match_t mctpEndpointSignal;
 
-    void dicoverEndpoints(sdbusplus::message::message& msg);
+    void dicoverEndpoints(sdbusplus::message_t& msg);
 
     static constexpr uint8_t mctpTypePLDM = 1;