< should be <=
diff --git a/configure b/configure
index c4f2e8c..3f51589 100755
--- a/configure
+++ b/configure
@@ -25090,7 +25090,7 @@ $as_echo_n "checking for d3d12 Windows SDK version... " >&6; }
#include <winsdkver.h>
#include <sdkddkver.h>
-#if WDK_NTDDI_VERSION < 0x0A000008
+#if WDK_NTDDI_VERSION <= 0x0A000008
asdf
#endif
diff --git a/configure.ac b/configure.ac
index b393c3b..9a9248b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3268,7 +3268,7 @@ CheckDIRECTX()
AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[
#include <winsdkver.h>
#include <sdkddkver.h>
-#if WDK_NTDDI_VERSION < 0x0A000008
+#if WDK_NTDDI_VERSION <= 0x0A000008
asdf
#endif
]],[])], [have_d3d12=yes],[])