diff --git a/buildSrc/win.gradle b/buildSrc/win.gradle
--- a/buildSrc/win.gradle
+++ b/buildSrc/win.gradle
@@ -80,7 +80,6 @@
         defineProperty("WINDOWS_VS_DEVENVDIR", properties, "$WINDOWS_VS_VSINSTALLDIR/Common7/IDE")
         defineProperty("WINDOWS_VS_DEVENVCMD", properties, "$WINDOWS_VS_DEVENVDIR/VCExpress.exe")
         defineProperty("WINDOWS_VS_MSVCDIR", properties, WINDOWS_VS_VCINSTALLDIR)
-        defineProperty("WINDOWS_DXSDK_DIR", properties, System.getenv().get("DXSDK_DIR"))
         defineProperty("WINDOWS_VS_INCLUDE", properties, "$WINDOWS_VS_VCINSTALLDIR/INCLUDE;" + "$WINDOWS_SDK_DIR/include;")
         defineProperty("WINDOWS_VS_VER", properties, "70")
         defineProperty("WINDOWS_VS_LIB", properties, "$WINDOWS_VS_VCINSTALLDIR/LIB;" + "$WINDOWS_SDK_DIR/lib;")
@@ -104,8 +103,7 @@
         "PATH"                 : WINDOWS_VS_PATH,
         "INCLUDE"              : WINDOWS_VS_INCLUDE,
         "LIB"                  : WINDOWS_VS_LIB,
-        "LIBPATH"              : WINDOWS_VS_LIBPATH,
-        "DXSDK_DIR"            : WINDOWS_DXSDK_DIR
+        "LIBPATH"              : WINDOWS_VS_LIBPATH
 ];
 
 String msvcBinDir = (IS_64
@@ -116,12 +114,13 @@
 def winSdkBinDir="$WINDOWS_SDK_DIR/Bin/" + (IS_64 ? "x64" : "x86")
 ext.RC = cygpath("$winSdkBinDir/RC.Exe")
 def rcCompiler = RC
-ext.FXC = cygpath("$WINDOWS_DXSDK_DIR/utilities/bin/x86/fxc.exe")
+ext.FXC = cygpath("$winSdkBinDir/fxc.exe")
 ext.MC = cygpath("$winSdkBinDir/mt.exe")
 // This next line is based on a line in the ant build scripts, but doesn't seem to point to the right place
 //ext.MSVCR = cygpath("${WINDOWS_VS_MSVCDIR}/redist/${IS_64 ? 'x64' : 'x86'}/Microsoft.VC${WINDOWS_VS_VER}.CRT/msvcr${WINDOWS_VS_VER}.dll")
 
 if (!file(RC).exists()) throw new GradleException("FAIL: cannot find RC")
+if (!file(FXC).exists()) throw new GradleException("FAIL: cannot find FXC")
 
 def rcFlags = [
     "/d", "\"JFX_COMPANY=${COMPANY_NAME}\"",