diff --git a/src/core/utils.cpp b/src/core/utils.cpp
index 824533e..b983423 100644
--- a/src/core/utils.cpp
+++ b/src/core/utils.cpp
@@ -1,6 +1,5 @@
 #include "utils.h"
 
-#include <codecvt>
 #include <iomanip>
 #include <numeric>
 
@@ -45,12 +44,3 @@ std::optional<PrinterDevice> convertToPosPrinterDevice(const std::string& device
 
     return printerDevice;
 }
-
-#ifdef _WIN32
-std::string convertFromUtf16ToUtf8(std::u16string& utf16String)
-{
-    std::string u8_conv =
-        std::wstring_convert<std::codecvt_utf8_utf16<char16_t>, char16_t>{}.to_bytes(utf16String);
-    return u8_conv;
-}
-#endif
diff --git a/src/core/utils.h b/src/core/utils.h
index 5e8f108..ff15359 100644
--- a/src/core/utils.h
+++ b/src/core/utils.h
@@ -11,8 +11,4 @@ std::string formatCentAsEuroString(const int cent, int width = 10);
 std::optional<PrinterDevice> convertToPosPrinterDevice(const std::string& vendor,
                                                        const std::string& endpoint);
 
-#ifdef __WIN32
-std::string convertFromUtf16ToUtf8(std::u16string& utf16String);
-#endif
-
 #endif