diff --git a/binder/android/os/IVold.aidl b/binder/android/os/IVold.aidl
index a946797..8422efb 100644
--- a/binder/android/os/IVold.aidl
+++ b/binder/android/os/IVold.aidl
@@ -69,7 +69,7 @@
     int getStorageLifeTime();
     void setGCUrgentPace(int neededSegments, int minSegmentThreshold,
                          float dirtyReclaimRate, float reclaimWeight,
-                         int gcPeriod);
+                         int gcPeriod, int minGCSleepTime);
     void refreshLatestWrite();
     int getWriteAmount();