diff --git a/src/PSUSensorMain.cpp b/src/PSUSensorMain.cpp
index 14d1a69..81fde4d 100644
--- a/src/PSUSensorMain.cpp
+++ b/src/PSUSensorMain.cpp
@@ -133,7 +133,7 @@
 
         pwmSensors[psuName + labelHead] = std::make_unique<PwmSensor>(
             "Pwm_" + psuName + "_" + pwmName.second, pwmPathStr, objectServer,
-            interfacePath + "/" + psuName + " " + pwmName.second);
+            interfacePath + "_" + pwmName.second);
     }
 }