diff --git a/omaha_request_action_unittest.cc b/omaha_request_action_unittest.cc
index 2ad3eec..0e5ffb0 100644
--- a/omaha_request_action_unittest.cc
+++ b/omaha_request_action_unittest.cc
@@ -2318,7 +2318,7 @@
   request_params_.set_update_check_count_wait_enabled(false);
 
   Time arbitrary_date;
-  Time::FromString("6/4/1989", &arbitrary_date);
+  ASSERT_TRUE(Time::FromString("6/4/1989", &arbitrary_date));
   fake_system_state_.fake_clock()->SetWallclockTime(arbitrary_date);
   ASSERT_FALSE(TestUpdateCheck(fake_update_response_.GetUpdateResponse(),
                                -1,
@@ -2356,8 +2356,8 @@
   request_params_.set_update_check_count_wait_enabled(false);
 
   Time t1, t2;
-  Time::FromString("1/1/2012", &t1);
-  Time::FromString("1/3/2012", &t2);
+  ASSERT_TRUE(Time::FromString("1/1/2012", &t1));
+  ASSERT_TRUE(Time::FromString("1/3/2012", &t2));
   ASSERT_TRUE(
       fake_prefs_.SetInt64(kPrefsUpdateFirstSeenAt, t1.ToInternalValue()));
   fake_system_state_.fake_clock()->SetWallclockTime(t2);