diff --git a/phosphor-power-supply/psu_manager.cpp b/phosphor-power-supply/psu_manager.cpp
index 03ee9e4..a8d0d55 100644
--- a/phosphor-power-supply/psu_manager.cpp
+++ b/phosphor-power-supply/psu_manager.cpp
@@ -679,7 +679,7 @@
 
 void PSUManager::validateConfig()
 {
-    if (!runValidateConfig || supportedConfigs.empty())
+    if (!runValidateConfig || supportedConfigs.empty() || psus.empty())
     {
         return;
     }