diff --git a/app/services/check_logger.rb b/app/services/check_logger.rb
index bd0124e..e04b077 100644
--- a/app/services/check_logger.rb
+++ b/app/services/check_logger.rb
@@ -22,7 +22,7 @@ class CheckLogger
     check_log.exit_status = result.exit_status
     check_log.raw_response = result.stdout
 
-    if result.exit_status > 0 # rubocop:disable Style/NumericPredicate
+    if result.exit_status.nil? || result.exit_status > 0 # rubocop:disable Style/NumericPredicate
       check_log.error = result.stderr
       check_log.status = :failed
     end
diff --git a/config/schedule.rb b/config/schedule.rb
index 27553b1..3d8193d 100644
--- a/config/schedule.rb
+++ b/config/schedule.rb
@@ -18,10 +18,10 @@ set :output, standard: "log/cron.log"
 
 # Learn more: http://github.com/javan/whenever
 
-every 1.day, at: '4:30 am', roles: [:app] do
+every 1.day, at: '1:00 am', roles: [:app] do
   rake "checks:sync_dates:all"
 end
 
-every 1.day, at: '10:30 am', roles: [:app] do
+every 1.day, at: '8:30 am', roles: [:app] do
   rake "notifications:send_all"
 end
diff --git a/lib/tasks/checks.rake b/lib/tasks/checks.rake
index 6703e73..a117d5e 100644
--- a/lib/tasks/checks.rake
+++ b/lib/tasks/checks.rake
@@ -9,7 +9,7 @@ namespace :checks do
     end
 
     desc "Refresh SSL expiry dates"
-    task domain: :environment do
+    task ssl: :environment do
       process = CheckSSLProcessor.new
       process.sync_dates
     end
diff --git a/test/services/check_logger_test.rb b/test/services/check_logger_test.rb
index cbd1044..29d3f0d 100644
--- a/test/services/check_logger_test.rb
+++ b/test/services/check_logger_test.rb
@@ -39,6 +39,16 @@ class CheckLoggerTest < ActiveSupport::TestCase
     assert @logger.check_log.failed?
   end
 
+  test "should log an error when there is not exit status" do
+    result = SystemCommandResult.new("command", nil, nil, "an error")
+    @logger.log :after_command, result
+
+    assert_nil @logger.check_log.raw_response
+    assert_equal "an error", @logger.check_log.error
+    assert_nil @logger.check_log.exit_status
+    assert @logger.check_log.failed?
+  end
+
   test "should log a successful parsed response" do
     response = OpenStruct.new(
       domain: "example.fr",