diff --git a/src/PinMapping.cpp b/src/PinMapping.cpp
index 6680ae58..776eac9d 100644
--- a/src/PinMapping.cpp
+++ b/src/PinMapping.cpp
@@ -216,7 +216,7 @@ bool PinMappingClass::init(const String& deviceMapping)
     // Deserialize the JSON document
     DeserializationError error = deserializeJson(doc, f);
     if (error) {
-        MessageOutput.println("Failed to read file, using default configuration");
+        MessageOutput.printf("Failed to read file, using default configuration\r\n");
     }
 
     for (uint8_t i = 0; i < doc.size(); i++) {