diff --git a/metrics/metrics_daemon_test.cc b/metrics/metrics_daemon_test.cc
index de4aab6..4217d51 100644
--- a/metrics/metrics_daemon_test.cc
+++ b/metrics/metrics_daemon_test.cc
@@ -30,8 +30,6 @@
 using ::testing::StrictMock;
 using chromeos_metrics::PersistentIntegerMock;
 
-static const int kSecondsPerDay = 24 * 60 * 60;
-
 static const char kTestDir[] = "test";
 static const char kFakeDiskStatsPath[] = "fake-disk-stats";
 static const char kFakeDiskStatsFormat[] =