diff --git a/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl b/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl
index 856ec64..480a85c 100644
--- a/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl
+++ b/graphics/composer/aidl/aidl_api/android.hardware.graphics.composer3/current/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl
@@ -34,5 +34,5 @@
 package android.hardware.graphics.composer3;
 @VintfStability
 parcelable ClockMonotonicTimestamp {
-  long timestamp;
+  long timestampNanos;
 }
diff --git a/graphics/composer/aidl/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl b/graphics/composer/aidl/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl
index f385038..0cfd1c4 100644
--- a/graphics/composer/aidl/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl
+++ b/graphics/composer/aidl/android/hardware/graphics/composer3/ClockMonotonicTimestamp.aidl
@@ -21,5 +21,5 @@
  */
 @VintfStability
 parcelable ClockMonotonicTimestamp {
-    long timestamp;
+    long timestampNanos;
 }