diff --git a/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/VrrConfig.aidl b/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/VrrConfig.aidl
index 7377b4b..bb2569f 100644
--- a/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/VrrConfig.aidl
+++ b/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/VrrConfig.aidl
@@ -42,7 +42,7 @@
     int averageRefreshPeriodNs;
   }
   parcelable NotifyExpectedPresentConfig {
-    int headsUpNs;
-    int timeoutNs;
+    int notifyExpectedPresentHeadsUpNs;
+    int notifyExpectedPresentTimeoutNs;
   }
 }
diff --git a/graphics/composer/aidl/android/hardware/graphics/composer3/IComposerClient.aidl b/graphics/composer/aidl/android/hardware/graphics/composer3/IComposerClient.aidl
index ec54f2a..725c947 100644
--- a/graphics/composer/aidl/android/hardware/graphics/composer3/IComposerClient.aidl
+++ b/graphics/composer/aidl/android/hardware/graphics/composer3/IComposerClient.aidl
@@ -895,9 +895,9 @@
      *
      * The framework will call this function based on the parameters specified in
      * DisplayConfiguration.VrrConfig:
-     * - timeoutNs specifies the idle time from the previous present command
+     * - notifyExpectedPresentTimeoutNs specifies the idle time from the previous present command
      * where the framework must send the early hint for the next frame.
-     * - headsUpNs specifies minimal time that framework must send
+     * - notifyExpectedPresentHeadsUpNs specifies minimal time that framework must send
      * the early hint before the next frame.
      *
      * The framework can omit calling this API when the next present command matches
diff --git a/graphics/composer/aidl/android/hardware/graphics/composer3/VrrConfig.aidl b/graphics/composer/aidl/android/hardware/graphics/composer3/VrrConfig.aidl
index 93667e0..3b241ba 100644
--- a/graphics/composer/aidl/android/hardware/graphics/composer3/VrrConfig.aidl
+++ b/graphics/composer/aidl/android/hardware/graphics/composer3/VrrConfig.aidl
@@ -45,7 +45,7 @@
          * The minimal time in nanoseconds that IComposerClient.notifyExpectedPresent needs to be
          * called ahead of an expectedPresentTime provided on a presentDisplay command.
          */
-        int headsUpNs;
+        int notifyExpectedPresentHeadsUpNs;
 
         /**
          * The time in nanoseconds that represents a timeout from the previous presentDisplay, which
@@ -53,7 +53,7 @@
          * sending the next frame. If set to 0, there is no need to call
          * IComposerClient.notifyExpectedPresent for timeout.
          */
-        int timeoutNs;
+        int notifyExpectedPresentTimeoutNs;
     }
 
     /**
diff --git a/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp b/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
index 4a8e3b4..1e6f34b 100644
--- a/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
+++ b/graphics/composer/aidl/vts/VtsHalGraphicsComposer3_TargetTest.cpp
@@ -1274,8 +1274,8 @@
                 if (vrrConfig.notifyExpectedPresentConfig) {
                     const auto& notifyExpectedPresentConfig =
                             *vrrConfig.notifyExpectedPresentConfig;
-                    EXPECT_GT(0, notifyExpectedPresentConfig.headsUpNs);
-                    EXPECT_GE(0, notifyExpectedPresentConfig.timeoutNs);
+                    EXPECT_GT(0, notifyExpectedPresentConfig.notifyExpectedPresentHeadsUpNs);
+                    EXPECT_GE(0, notifyExpectedPresentConfig.notifyExpectedPresentTimeoutNs);
                 }
             }
         }