diff --git a/phosphor-power-supply/main.cpp b/phosphor-power-supply/main.cpp
index 542be4b..8960a53 100644
--- a/phosphor-power-supply/main.cpp
+++ b/phosphor-power-supply/main.cpp
@@ -53,8 +53,10 @@
 
         if (!std::filesystem::exists(configfile))
         {
-            log<level::ERR>("Configuration file does not exist",
-                            entry("FILENAME=%s", configfile.c_str()));
+            log<level::ERR>((std::string("Configuration file does not exist: "
+                                         "FILENAME=") +
+                             configfile)
+                                .c_str());
             return -1;
         }
 
diff --git a/phosphor-power-supply/power_supply.cpp b/phosphor-power-supply/power_supply.cpp
index 2b77bcd..7fffd70 100644
--- a/phosphor-power-supply/power_supply.cpp
+++ b/phosphor-power-supply/power_supply.cpp
@@ -321,7 +321,9 @@
         }
         catch (std::exception& e)
         {
-            log<level::ERR>(e.what(), entry("PATH=%s", inventoryPath.c_str()));
+            log<level::ERR>(
+                std::string(e.what() + std::string(" PATH=") + inventoryPath)
+                    .c_str());
         }
 #endif
     }