diff --git a/test/ca_certs_manager_test.cpp b/test/ca_certs_manager_test.cpp
index fab3c54..3b4e9c5 100644
--- a/test/ca_certs_manager_test.cpp
+++ b/test/ca_certs_manager_test.cpp
@@ -20,7 +20,7 @@
 class MockCACertMgr : public CACertMgr
 {
   public:
-    MockCACertMgr(sdbusplus::bus::bus& bus, const char* path) :
+    MockCACertMgr(sdbusplus::bus_t& bus, const char* path) :
         CACertMgr(bus, path)
     {
     }
@@ -57,7 +57,7 @@
     }
 
   protected:
-    sdbusplus::bus::bus bus;
+    sdbusplus::bus_t bus;
 };
 
 TEST_F(TestCACertMgr, testObjectCreation)
diff --git a/test/certs_manager_test.cpp b/test/certs_manager_test.cpp
index b3a1563..6ab7ae9 100644
--- a/test/certs_manager_test.cpp
+++ b/test/certs_manager_test.cpp
@@ -204,7 +204,7 @@
     }
 
   protected:
-    sdbusplus::bus::bus bus;
+    sdbusplus::bus_t bus;
     std::string certificateFile, CSRFile, privateKeyFile, rsaPrivateKeyFilePath;
 
     std::string certDir;
@@ -260,7 +260,7 @@
   public:
     static constexpr std::string_view unitToRestartInTest =
         "xyz.openbmc_project.awesome-service";
-    ManagerInTest(sdbusplus::bus::bus& bus, sdeventplus::Event& event,
+    ManagerInTest(sdbusplus::bus_t& bus, sdeventplus::Event& event,
                   const char* path, CertificateType type,
                   const std::string& unit, const std::string& installPath) :
         Manager(bus, event, path, type, unit, installPath)
@@ -898,7 +898,7 @@
     }
 
   protected:
-    sdbusplus::bus::bus bus;
+    sdbusplus::bus_t bus;
     std::string certificateFile;
     std::string keyFile;
     std::string certDir;
@@ -1599,7 +1599,7 @@
         });
     };
 
-    sdbusplus::bus::bus bus;
+    sdbusplus::bus_t bus;
     fs::path authoritiesListFolder;
     fs::path sourceAuthoritiesListFile;
 };