diff --git a/src/java/cyanogenmod/providers/CMSettings.java b/src/java/cyanogenmod/providers/CMSettings.java
index b7a2afa..9859415 100644
--- a/src/java/cyanogenmod/providers/CMSettings.java
+++ b/src/java/cyanogenmod/providers/CMSettings.java
@@ -2666,6 +2666,13 @@ public final class CMSettings {
          */
         public static final String VIBRATOR_INTENSITY = "vibrator_intensity";
 
+        /**
+         * Display gamma calibration values
+         * Suffix this with the control to set
+         * @hide
+         */
+        public static final String DISPLAY_GAMMA_CALIBRATION_PREFIX = "display_gamma_";
+
         // endregion
 
         /**