Core/Misc: Some /W4 warning fixes

1 files changed, 1 insertions, 1 deletions

diff --git a/src/common/Utilities/Util.cpp b/src/common/Utilities/Util.cpp
index 05dfee273d8..315f8290c84 100644
--- a/src/common/Utilities/Util.cpp
+++ b/src/common/Utilities/Util.cpp
@@ -570,6 +570,6 @@ void HexStrToByteArray(std::string const& str, uint8* out, bool reverse /*= fals
 bool StringToBool(std::string const& str)
 {
     std::string lowerStr = str;
-    std::transform(str.begin(), str.end(), lowerStr.begin(), ::tolower);
+    std::transform(str.begin(), str.end(), lowerStr.begin(), [](char c) { return char(::tolower(c)); });
     return lowerStr == "1" || lowerStr == "true" || lowerStr == "yes";
 }