diff --git "a/C:\\Users\\ASUS1\\AppData\\Local\\Temp\\TortoiseGit\\main-2a88649.000.cpp" "b/C:\\Games\\bighorn\\base\\applications\\drwtsn32\\main.cpp"
index 2f86518836..65c7dc1995 100644
--- "a/C:\\Users\\ASUS1\\AppData\\Local\\Temp\\TortoiseGit\\main-2a88649.000.cpp"
+++ "b/C:\\Games\\bighorn\\base\\applications\\drwtsn32\\main.cpp"
@@ -32,6 +32,7 @@ void xfprintf(FILE* stream, const char *fmt, ...)
     va_start(ap, fmt);
     vfprintf(stream, fmt, ap);
     vDbgPrintEx(-1, DPFLTR_ERROR_LEVEL, fmt, ap);
+    va_end(ap);
 }