diff --git a/graphics/composer/aidl/android/hardware/graphics/composer3/Composition.aidl b/graphics/composer/aidl/android/hardware/graphics/composer3/Composition.aidl
index adcc9f6..82b218b 100644
--- a/graphics/composer/aidl/android/hardware/graphics/composer3/Composition.aidl
+++ b/graphics/composer/aidl/android/hardware/graphics/composer3/Composition.aidl
@@ -80,7 +80,7 @@
      *
      * Only supported if the device returns a valid struct from
      * getDisplayDecorationSupport. Pixels in the buffer are interpreted
-     * according to the DisplayDecorationSupport.alphInterpretation.
+     * according to the DisplayDecorationSupport.alphaInterpretation.
      *
      * Upon validateDisplay, the device may request a change from this type
      * to either DEVICE or CLIENT.