diff --git a/bmc_epoch.hpp b/bmc_epoch.hpp
index 898029f..29748a6 100644
--- a/bmc_epoch.hpp
+++ b/bmc_epoch.hpp
@@ -13,8 +13,6 @@
 namespace time
 {
 
-using namespace std::chrono;
-
 using EpochTimeIntf = sdbusplus::server::object_t<
     sdbusplus::xyz::openbmc_project::Time::server::EpochTime>;
 
diff --git a/settings.cpp b/settings.cpp
index b662628..c7fde05 100644
--- a/settings.cpp
+++ b/settings.cpp
@@ -10,6 +10,7 @@
 
 PHOSPHOR_LOG2_USING;
 
+using namespace phosphor::time::utils;
 using namespace phosphor::logging;
 using namespace sdbusplus::xyz::openbmc_project::Common::Error;
 
diff --git a/settings.hpp b/settings.hpp
index a61cae7..0753e1e 100644
--- a/settings.hpp
+++ b/settings.hpp
@@ -11,8 +11,6 @@
 namespace settings
 {
 
-using namespace phosphor::time::utils;
-
 constexpr auto root = "/";
 constexpr auto timeSyncIntf = "xyz.openbmc_project.Time.Synchronization";
 
@@ -35,7 +33,7 @@
     ~Objects() = default;
 
     /** @brief time sync method settings object */
-    Path timeSyncMethod = DEFAULT_TIME_SYNC_OBJECT_PATH;
+    phosphor::time::utils::Path timeSyncMethod = DEFAULT_TIME_SYNC_OBJECT_PATH;
 };
 
 } // namespace settings