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;