diff --git a/fw-update/update_manager.cpp b/fw-update/update_manager.cpp
index e526ba1..412a420 100644
--- a/fw-update/update_manager.cpp
+++ b/fw-update/update_manager.cpp
@@ -4,12 +4,16 @@
 #include "common/utils.hpp"
 #include "package_parser.hpp"
 
+#include <phosphor-logging/lg2.hpp>
+
 #include <cassert>
 #include <cmath>
 #include <filesystem>
 #include <fstream>
 #include <string>
 
+PHOSPHOR_LOG2_USING;
+
 namespace pldm
 {
 
@@ -35,9 +39,9 @@
         if (activation->activation() ==
             software::Activation::Activations::Activating)
         {
-            std::cerr
-                << "Activation of PLDM FW update package already in progress"
-                << ", PACKAGE_VERSION=" << parser->pkgVersion << "\n";
+            error(
+                "Activation of PLDM FW update package already in progress, PACKAGE_VERSION={PKG_VERS}",
+                "PKG_VERS", parser->pkgVersion);
             std::filesystem::remove(packageFilePath);
             return -1;
         }
@@ -51,9 +55,9 @@
                  std::ios::binary | std::ios::in | std::ios::ate);
     if (!package.good())
     {
-        std::cerr << "Opening the PLDM FW update package failed, ERR="
-                  << unsigned(errno) << ", PACKAGEFILE=" << packageFilePath
-                  << "\n";
+        error(
+            "Opening the PLDM FW update package failed, ERR={ERR}, PACKAGEFILE={PKG_FILE}",
+            "ERR", unsigned(errno), "PKG_FILE", packageFilePath.c_str());
         package.close();
         std::filesystem::remove(packageFilePath);
         return -1;
@@ -62,9 +66,9 @@
     uintmax_t packageSize = package.tellg();
     if (packageSize < sizeof(pldm_package_header_information))
     {
-        std::cerr << "PLDM FW update package length less than the length of "
-                     "the package header information, PACKAGESIZE="
-                  << packageSize << "\n";
+        error(
+            "PLDM FW update package length less than the length of the package header information, PACKAGESIZE={PKG_SIZE}",
+            "PKG_SIZE", packageSize);
         package.close();
         std::filesystem::remove(packageFilePath);
         return -1;
@@ -89,8 +93,7 @@
     parser = parsePkgHeader(packageHeader);
     if (parser == nullptr)
     {
-        std::cerr << "Invalid PLDM package header information"
-                  << "\n";
+        error("Invalid PLDM package header information");
         package.close();
         std::filesystem::remove(packageFilePath);
         return -1;
@@ -110,8 +113,7 @@
     }
     catch (const std::exception& e)
     {
-        std::cerr << "Invalid PLDM package header"
-                  << "\n";
+        error("Invalid PLDM package header");
         activation = std::make_unique<Activation>(
             pldm::utils::DBusHandler::getBus(), objPath,
             software::Activation::Activations::Invalid, this);
@@ -125,9 +127,8 @@
                               totalNumComponentUpdates);
     if (!deviceUpdaterInfos.size())
     {
-        std::cerr
-            << "No matching devices found with the PLDM firmware update package"
-            << "\n";
+        error(
+            "No matching devices found with the PLDM firmware update package");
         activation = std::make_unique<Activation>(
             pldm::utils::DBusHandler::getBus(), objPath,
             software::Activation::Activations::Invalid, this);
@@ -203,11 +204,10 @@
         }
 
         auto endTime = std::chrono::steady_clock::now();
-        std::cerr << "Firmware update time: "
-                  << std::chrono::duration<double, std::milli>(endTime -
-                                                               startTime)
-                         .count()
-                  << " ms\n";
+        auto dur =
+            std::chrono::duration<double, std::milli>(endTime - startTime)
+                .count();
+        error("Firmware update time: {DURATION}ms", "DURATION", dur);
         activation->activation(software::Activation::Activations::Active);
     }
     return;