diff --git a/power-sequencer/argument.cpp b/power-sequencer/argument.cpp
index 5325256..7a60587 100644
--- a/power-sequencer/argument.cpp
+++ b/power-sequencer/argument.cpp
@@ -19,7 +19,7 @@
 #include <iostream>
 #include <iterator>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -87,4 +87,4 @@
 const std::string ArgumentParser::emptyString = "";
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/main.cpp b/power-sequencer/main.cpp
index 3e1ca52..aa9b772 100644
--- a/power-sequencer/main.cpp
+++ b/power-sequencer/main.cpp
@@ -23,7 +23,7 @@
 #include <phosphor-logging/log.hpp>
 #include <sdeventplus/event.hpp>
 
-using namespace witherspoon::power;
+using namespace phosphor::power;
 using namespace phosphor::logging;
 
 int main(int argc, char** argv)
diff --git a/power-sequencer/pgood_monitor.cpp b/power-sequencer/pgood_monitor.cpp
index fc593f0..c208c0a 100644
--- a/power-sequencer/pgood_monitor.cpp
+++ b/power-sequencer/pgood_monitor.cpp
@@ -23,7 +23,7 @@
 #include <org/open_power/Witherspoon/Fault/error.hpp>
 #include <phosphor-logging/log.hpp>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -125,4 +125,4 @@
 }
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/pgood_monitor.hpp b/power-sequencer/pgood_monitor.hpp
index 7dbabf9..8f9ba45 100644
--- a/power-sequencer/pgood_monitor.hpp
+++ b/power-sequencer/pgood_monitor.hpp
@@ -7,7 +7,7 @@
 #include <sdbusplus/server.hpp>
 #include <sdeventplus/event.hpp>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -42,7 +42,7 @@
      * @param[in] e - event object
      * @param[in] t - time to allow PGOOD to come up
      */
-    PGOODMonitor(std::unique_ptr<witherspoon::power::Device>&& d,
+    PGOODMonitor(std::unique_ptr<phosphor::power::Device>&& d,
                  sdbusplus::bus::bus& b, const sdeventplus::Event& e,
                  std::chrono::milliseconds& t) :
         DeviceMonitor(std::move(d), e, t),
@@ -107,4 +107,4 @@
 };
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/runtime_monitor.cpp b/power-sequencer/runtime_monitor.cpp
index fa9ecfe..9dd4550 100644
--- a/power-sequencer/runtime_monitor.cpp
+++ b/power-sequencer/runtime_monitor.cpp
@@ -23,7 +23,7 @@
 #include <org/open_power/Witherspoon/Fault/error.hpp>
 #include <phosphor-logging/log.hpp>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -65,4 +65,4 @@
 }
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/runtime_monitor.hpp b/power-sequencer/runtime_monitor.hpp
index 934aef1..5a6febc 100644
--- a/power-sequencer/runtime_monitor.hpp
+++ b/power-sequencer/runtime_monitor.hpp
@@ -7,7 +7,7 @@
 #include <sdbusplus/server.hpp>
 #include <sdeventplus/event.hpp>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -48,7 +48,7 @@
      * @param[in] e - event object
      * @param[in] i - poll interval
      */
-    RuntimeMonitor(std::unique_ptr<witherspoon::power::Device>&& d,
+    RuntimeMonitor(std::unique_ptr<phosphor::power::Device>&& d,
                    sdbusplus::bus::bus& b, const sdeventplus::Event& e,
                    std::chrono::milliseconds& i) :
         DeviceMonitor(std::move(d), e, i),
@@ -104,4 +104,4 @@
 };
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/templates/ucd90160_defs.mako.cpp b/power-sequencer/templates/ucd90160_defs.mako.cpp
index 1775158..c7a2db6 100644
--- a/power-sequencer/templates/ucd90160_defs.mako.cpp
+++ b/power-sequencer/templates/ucd90160_defs.mako.cpp
@@ -2,7 +2,7 @@
 
 #include "ucd90160.hpp"
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -56,4 +56,4 @@
 };
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/types.hpp b/power-sequencer/types.hpp
index 7edfa59..53130fe 100644
--- a/power-sequencer/types.hpp
+++ b/power-sequencer/types.hpp
@@ -6,7 +6,7 @@
 #include <tuple>
 #include <vector>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -84,4 +84,4 @@
 
 } // namespace ucd90160
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/ucd90160.cpp b/power-sequencer/ucd90160.cpp
index d0d176c..eaaad56 100644
--- a/power-sequencer/ucd90160.cpp
+++ b/power-sequencer/ucd90160.cpp
@@ -26,7 +26,7 @@
 #include <phosphor-logging/log.hpp>
 #include <xyz/openbmc_project/Common/Device/error.hpp>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -507,4 +507,4 @@
 }
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor
diff --git a/power-sequencer/ucd90160.hpp b/power-sequencer/ucd90160.hpp
index 3169de6..8e17622 100644
--- a/power-sequencer/ucd90160.hpp
+++ b/power-sequencer/ucd90160.hpp
@@ -11,7 +11,7 @@
 #include <sdbusplus/bus.hpp>
 #include <vector>
 
-namespace witherspoon
+namespace phosphor
 {
 namespace power
 {
@@ -310,4 +310,4 @@
 };
 
 } // namespace power
-} // namespace witherspoon
+} // namespace phosphor