diff --git a/lineage/lib/main/java/org/lineageos/platform/internal/LineageHardwareService.java b/lineage/lib/main/java/org/lineageos/platform/internal/LineageHardwareService.java
index f40cec56..9d557489 100644
--- a/lineage/lib/main/java/org/lineageos/platform/internal/LineageHardwareService.java
+++ b/lineage/lib/main/java/org/lineageos/platform/internal/LineageHardwareService.java
@@ -112,8 +112,6 @@ public class LineageHardwareService extends LineageSystemService {
 
         public TouchscreenGesture[] getTouchscreenGestures();
         public boolean setTouchscreenGestureEnabled(TouchscreenGesture gesture, boolean state);
-
-        public boolean setGrayscale(boolean state);
     }
 
     private class LegacyLineageHardware implements LineageHardwareInterface {
@@ -165,18 +163,20 @@ public class LineageHardwareService extends LineageSystemService {
             switch(feature) {
                 case LineageHardwareManager.FEATURE_ADAPTIVE_BACKLIGHT:
                     return AdaptiveBacklight.isEnabled();
+                case LineageHardwareManager.FEATURE_AUTO_CONTRAST:
+                    return AutoContrast.isEnabled();
                 case LineageHardwareManager.FEATURE_COLOR_ENHANCEMENT:
                     return ColorEnhancement.isEnabled();
                 case LineageHardwareManager.FEATURE_HIGH_TOUCH_SENSITIVITY:
                     return HighTouchSensitivity.isEnabled();
                 case LineageHardwareManager.FEATURE_KEY_DISABLE:
                     return KeyDisabler.isActive();
+                case LineageHardwareManager.FEATURE_READING_ENHANCEMENT:
+                    return ReadingEnhancement.isEnabled();
                 case LineageHardwareManager.FEATURE_SUNLIGHT_ENHANCEMENT:
                     return SunlightEnhancement.isEnabled();
                 case LineageHardwareManager.FEATURE_TOUCH_HOVERING:
                     return TouchscreenHovering.isEnabled();
-                case LineageHardwareManager.FEATURE_AUTO_CONTRAST:
-                    return AutoContrast.isEnabled();
                 default:
                     Log.e(TAG, "feature " + feature + " is not a boolean feature");
                     return false;
@@ -187,18 +187,20 @@ public class LineageHardwareService extends LineageSystemService {
             switch(feature) {
                 case LineageHardwareManager.FEATURE_ADAPTIVE_BACKLIGHT:
                     return AdaptiveBacklight.setEnabled(enable);
+                case LineageHardwareManager.FEATURE_AUTO_CONTRAST:
+                    return AutoContrast.setEnabled(enable);
                 case LineageHardwareManager.FEATURE_COLOR_ENHANCEMENT:
                     return ColorEnhancement.setEnabled(enable);
                 case LineageHardwareManager.FEATURE_HIGH_TOUCH_SENSITIVITY:
                     return HighTouchSensitivity.setEnabled(enable);
                 case LineageHardwareManager.FEATURE_KEY_DISABLE:
                     return KeyDisabler.setActive(enable);
+                case LineageHardwareManager.FEATURE_READING_ENHANCEMENT:
+                    return ReadingEnhancement.setEnabled(enable);
                 case LineageHardwareManager.FEATURE_SUNLIGHT_ENHANCEMENT:
                     return SunlightEnhancement.setEnabled(enable);
                 case LineageHardwareManager.FEATURE_TOUCH_HOVERING:
                     return TouchscreenHovering.setEnabled(enable);
-                case LineageHardwareManager.FEATURE_AUTO_CONTRAST:
-                    return AutoContrast.setEnabled(enable);
                 default:
                     Log.e(TAG, "feature " + feature + " is not a boolean feature");
                     return false;
@@ -373,10 +375,6 @@ public class LineageHardwareService extends LineageSystemService {
         public boolean setTouchscreenGestureEnabled(TouchscreenGesture gesture, boolean state) {
             return TouchscreenGestures.setGestureEnabled(gesture, state);
         }
-
-        public boolean setGrayscale(boolean state) {
-            return ReadingEnhancement.setGrayscale(state);
-        }
     }
 
     private LineageHardwareInterface getImpl(Context context) {
@@ -779,16 +777,5 @@ public class LineageHardwareService extends LineageSystemService {
             }
             return mLineageHwImpl.setTouchscreenGestureEnabled(gesture, state);
         }
-
-        @Override
-        public boolean setGrayscale(boolean state) {
-            mContext.enforceCallingOrSelfPermission(
-                    lineageos.platform.Manifest.permission.HARDWARE_ABSTRACTION_ACCESS, null);
-            if (!isSupported(LineageHardwareManager.FEATURE_READING_ENHANCEMENT)) {
-                Log.e(TAG, "Reading enhancement not supported");
-                return false;
-            }
-            return mLineageHwImpl.setGrayscale(state);
-        }
     };
 }
diff --git a/sdk/src/java/lineageos/hardware/ILineageHardwareService.aidl b/sdk/src/java/lineageos/hardware/ILineageHardwareService.aidl
index aaa1ce50..a223cff8 100644
--- a/sdk/src/java/lineageos/hardware/ILineageHardwareService.aidl
+++ b/sdk/src/java/lineageos/hardware/ILineageHardwareService.aidl
@@ -65,6 +65,4 @@ interface ILineageHardwareService {
 
     TouchscreenGesture[] getTouchscreenGestures();
     boolean setTouchscreenGestureEnabled(in TouchscreenGesture gesture, boolean state);
-
-    boolean setGrayscale(boolean state);
 }
diff --git a/sdk/src/java/lineageos/hardware/LineageHardwareManager.java b/sdk/src/java/lineageos/hardware/LineageHardwareManager.java
index c58b1c90..4b625df8 100644
--- a/sdk/src/java/lineageos/hardware/LineageHardwareManager.java
+++ b/sdk/src/java/lineageos/hardware/LineageHardwareManager.java
@@ -160,12 +160,13 @@ public final class LineageHardwareManager {
 
     private static final List<Integer> BOOLEAN_FEATURES = Arrays.asList(
         FEATURE_ADAPTIVE_BACKLIGHT,
+        FEATURE_AUTO_CONTRAST,
         FEATURE_COLOR_ENHANCEMENT,
         FEATURE_HIGH_TOUCH_SENSITIVITY,
         FEATURE_KEY_DISABLE,
         FEATURE_SUNLIGHT_ENHANCEMENT,
         FEATURE_TOUCH_HOVERING,
-        FEATURE_AUTO_CONTRAST
+        FEATURE_READING_ENHANCEMENT
     );
 
     private static LineageHardwareManager sLineageHardwareManagerInstance;
@@ -874,19 +875,4 @@ public final class LineageHardwareManager {
         }
         return false;
     }
-
-    /**
-     * Enables or disables reading mode
-     *
-     * @return true if success
-     */
-    public boolean setGrayscale(boolean state) {
-        try {
-            if (checkService()) {
-                return sService.setGrayscale(state);
-            }
-        } catch (RemoteException e) {
-        }
-        return false;
-    }
 }