diff --git a/lib/Hoymiles/src/parser/DevInfoParser.cpp b/lib/Hoymiles/src/parser/DevInfoParser.cpp
index 0900a1ace..26e3c9d4f 100644
--- a/lib/Hoymiles/src/parser/DevInfoParser.cpp
+++ b/lib/Hoymiles/src/parser/DevInfoParser.cpp
@@ -204,7 +204,7 @@ bool DevInfoParser::containsValidData() const
     struct tm info;
     localtime_r(&t, &info);
 
-    return info.tm_year > (2016 - 1900) || getHwPartNumber() == 124097;
+    return info.tm_year > (2016 - 1900) && getHwPartNumber() != 124097;
 }
 
 uint8_t DevInfoParser::getDevIdx() const