diff --git a/update_attempter.cc b/update_attempter.cc
index a1568a9..73b93b8 100644
--- a/update_attempter.cc
+++ b/update_attempter.cc
@@ -36,7 +36,8 @@
 
 namespace chromeos_update_engine {
 
-const char* kUpdateCompletedMarker = "/tmp/update_engine_autoupdate_completed";
+const char* kUpdateCompletedMarker =
+    "/var/run/update_engine_autoupdate_completed";
 
 const char* UpdateStatusToString(UpdateStatus status) {
   switch (status) {