diff --git a/com.steampowered.SteamOSManager1.xml b/com.steampowered.SteamOSManager1.xml
index c5ddbc9..47eeb73 100644
--- a/com.steampowered.SteamOSManager1.xml
+++ b/com.steampowered.SteamOSManager1.xml
@@ -175,18 +175,6 @@
       <arg type="b" name="success" direction="out"/>
     </method>
 
-    <!--
-      SetBacklight:
-      @value: The backlight brightness value to use.
-      @success: True on success. False otherwise.
-
-      Set the backlight brightness to the given value.
-    -->
-    <method name="SetBacklight">
-      <arg type="i" name="value" direction="in"/>
-      <arg type="b" name="success" direction="out"/>
-    </method>
-
     <!--
       SetALSIntegrationTime:
       @seconds: The number of seconds to use for ALS integration.
@@ -199,30 +187,6 @@
       <arg type="b" name="success" direction="out"/>
     </method>
 
-    <!--
-      SetLEDBrightness
-      @value: The value to usse for LED brightness.
-      @success: True on success. False otherwise.
-
-      Set the LED brightness to the given value.
-    -->
-    <method name="SetLEDBrightness">
-      <arg type="i" name="value" direction="in"/>
-      <arg type="b" name="success" direction="out"/>
-    </method>
-
-    <!--
-      SetContentAdaptiveBrightness
-      @value: The value to usse for content adaptive brightness.
-      @success: True on success. False otherwise.
-
-      Set the content adaptive brightness to the given value.
-    -->
-    <method name="SetContentAdaptiveBrightness">
-      <arg type="i" name="value" direction="in"/>
-      <arg type="b" name="success" direction="out"/>
-    </method>
-
   </interface>
 
 </node>