diff --git a/programs/winedbg/tgt_active.c b/programs/winedbg/tgt_active.c
index 2b38ce95de7..91dea2f9d88 100644
--- a/programs/winedbg/tgt_active.c
+++ b/programs/winedbg/tgt_active.c
@@ -728,11 +728,11 @@ version_table[] =
 
 static const char *get_windows_version(void)
 {
-    OSVERSIONINFOEXW info = { sizeof(OSVERSIONINFOEXW) };
+    RTL_OSVERSIONINFOEXW info = { sizeof(RTL_OSVERSIONINFOEXW) };
     static char str[64];
     int i;
 
-    GetVersionExW( (OSVERSIONINFOW *)&info );
+    RtlGetVersion( &info );
 
     for (i = 0; i < ARRAY_SIZE(version_table); i++)
     {