diff --git a/src/PMS/PMS.cpp b/src/PMS/PMS.cpp
index 68df585..88f17bb 100644
--- a/src/PMS/PMS.cpp
+++ b/src/PMS/PMS.cpp
@@ -151,6 +151,7 @@ void PMSBase::readPackage(Stream *serial) {
     if (ms >= READ_PACKGE_TIMEOUT) {
       lastPackage = 0;
       _connected = false;
+      Serial.println("PMS disconnected");
     }
   }
 }