diff --git a/include/android/display_luts.h b/include/android/display_luts.h
index 5026646..08dfb12 100644
--- a/include/android/display_luts.h
+++ b/include/android/display_luts.h
@@ -35,6 +35,7 @@
     ADISPLAYLUTS_ONE_DIMENSION = 1,
     ADISPLAYLUTS_THREE_DIMENSION = 3,
 };
+typedef enum ADisplayLuts_Dimension ADisplayLuts_Dimension;
 
 /**
  * The sampling key used by the lut
@@ -43,6 +44,7 @@
     ADISPLAYLUTS_SAMPLINGKEY_RGB = 0,
     ADISPLAYLUTS_SAMPLINGKEY_MAX_RGB = 1,
 };
+typedef enum ADisplayLuts_SamplingKey ADisplayLuts_SamplingKey;
 
 /**
  * Used to get and set display luts entry