diff --git a/filament/src/materials/colorGrading/colorGradingAsSubpass.mat b/filament/src/materials/colorGrading/colorGradingAsSubpass.mat
index 236ab4d40741..58459dc2c97b 100644
--- a/filament/src/materials/colorGrading/colorGradingAsSubpass.mat
+++ b/filament/src/materials/colorGrading/colorGradingAsSubpass.mat
@@ -16,7 +16,7 @@ material {
         },
         {
             type : int,
-            name : fxaa
+            name : outputLuminance
         },
         {
             type : float,
@@ -110,10 +110,10 @@ void postProcess(inout PostProcessInputs postProcess) {
         color = dither(color, materialParams.temporalNoise);
     }
 
-    // kill alpha computations when opaque / fxaa luminance
+    // kill alpha computations when opaque / luminance
 #if POST_PROCESS_OPAQUE
     color.a = 1.0;
-    if (materialParams.fxaa > 0) {
+    if (materialParams.outputLuminance > 0) {
         color.a = luminance(color.rgb);
     }
 #endif