diff --git a/example/asio-example.cpp b/example/asio-example.cpp
index 474d261..08fcd11 100644
--- a/example/asio-example.cpp
+++ b/example/asio-example.cpp
@@ -362,9 +362,9 @@
         "/xyz/openbmc_project/sensors", depth, interfaces);
 
     // sd_events work too using the default event loop
-    phosphor::Timer t1([]() { std::cerr << "*** tock ***\n"; });
+    sdbusplus::Timer t1([]() { std::cerr << "*** tock ***\n"; });
     t1.start(std::chrono::microseconds(1000000));
-    phosphor::Timer t2([]() { std::cerr << "*** tick ***\n"; });
+    sdbusplus::Timer t2([]() { std::cerr << "*** tick ***\n"; });
     t2.start(std::chrono::microseconds(500000), true);
     // add the sd_event wrapper to the io object
     sdbusplus::asio::sd_event_wrapper sdEvents(io);
diff --git a/include/sdbusplus/timer.hpp b/include/sdbusplus/timer.hpp
index c9777c6..2127189 100644
--- a/include/sdbusplus/timer.hpp
+++ b/include/sdbusplus/timer.hpp
@@ -6,7 +6,7 @@
 #include <functional>
 #include <stdexcept>
 
-namespace phosphor
+namespace sdbusplus
 {
 
 /** @class Timer
@@ -246,4 +246,10 @@
     }
 };
 
+} // namespace sdbusplus
+
+namespace phosphor
+{
+// Deprecated name alias.
+using sdbusplus::Timer;
 } // namespace phosphor
diff --git a/test/timer.cpp b/test/timer.cpp
index 26ad992..58ff2a1 100644
--- a/test/timer.cpp
+++ b/test/timer.cpp
@@ -5,7 +5,7 @@
 
 #include <gtest/gtest.h>
 
-using namespace phosphor;
+using sdbusplus::Timer;
 
 class TimerTest : public ::testing::Test
 {