diff --git a/MoveTask.cpp b/MoveTask.cpp
index e0eec12..10cd549 100644
--- a/MoveTask.cpp
+++ b/MoveTask.cpp
@@ -22,6 +22,7 @@
 #include <base/stringprintf.h>
 #include <base/logging.h>
 #include <private/android_filesystem_config.h>
+#include <hardware_legacy/power.h>
 
 #include <dirent.h>
 #include <sys/wait.h>
@@ -40,6 +41,8 @@
 static const char* kCpPath = "/system/bin/cp";
 static const char* kRmPath = "/system/bin/rm";
 
+static const char* kWakeLock = "MoveTask";
+
 MoveTask::MoveTask(const std::shared_ptr<VolumeBase>& from,
         const std::shared_ptr<VolumeBase>& to) :
         mFrom(from), mTo(to) {
@@ -168,6 +171,8 @@
 }
 
 void MoveTask::run() {
+    acquire_wake_lock(PARTIAL_WAKE_LOCK, kWakeLock);
+
     std::string fromPath;
     std::string toPath;
 
@@ -205,11 +210,13 @@
     }
 
     notifyProgress(kMoveSucceeded);
+    release_wake_lock(kWakeLock);
     return;
 fail:
     bringOnline(mFrom);
     bringOnline(mTo);
     notifyProgress(kMoveFailedInternalError);
+    release_wake_lock(kWakeLock);
     return;
 }