diff --git a/src/src/Helpers/StringConverter.cpp b/src/src/Helpers/StringConverter.cpp
index 5fc888639..b0104133f 100644
--- a/src/src/Helpers/StringConverter.cpp
+++ b/src/src/Helpers/StringConverter.cpp
@@ -1450,7 +1450,7 @@ struct ConvertArgumentData {
   ConvertArgumentData() = delete;
 
   String& str;
-  String& str1;
+  String str1;
   float arg1, arg2;
   int   startIndex;
   int   endIndex;