1diff --git a/DesktopEditor/fontengine/MemoryStream.h b/DesktopEditor/fontengine/MemoryStream.h
2index 4abebc1290..9f4a61ee5d 100644
3--- a/DesktopEditor/fontengine/MemoryStream.h
4+++ b/DesktopEditor/fontengine/MemoryStream.h
5@@ -59,7 +59,7 @@ static void LOGGING(const std::string& strFile, const std::wstring& strMessage)
6 NSFile::CUtf8Converter::GetUtf8StringFromUnicode(strMessage.c_str(), (LONG)strMessage.length(), pData, lLen);
7 pData[lLen] = 0;
8
9- fprintf(f, (char*)pData);
10+ fprintf(f, "%s", (char*)pData);
11 fprintf(f, "\n");
12 fclose(f);
13