diff --git a/hooks/hook_cron.php b/hooks/hook_cron.php
index d045e20d903bbf7886e36f378e7b8a5aefcc1c2b..254ae273996cafdba348979e311dc69d14cb0dfd 100755
--- a/hooks/hook_cron.php
+++ b/hooks/hook_cron.php
@@ -60,7 +60,7 @@ function accounting_hook_cron(array &$cronInfo): void
             ($retentionPolicy = $moduleConfiguration->getTrackerDataRetentionPolicy()) !== null
         ) {
             $helpersManager = new HelpersManager();
-            $message = sprintf('Handling data retention policy.');
+            $message = 'Handling data retention policy.';
             $logger->info($message);
             /** @psalm-suppress MixedArrayAssignment */
             $cronInfo['summary'][] = $message;
diff --git a/src/ModuleConfiguration.php b/src/ModuleConfiguration.php
index 7926be502059222a03bc413f2c0ee60f49654b44..3d911d921eb11ceb341deb752315b988635b6564 100755
--- a/src/ModuleConfiguration.php
+++ b/src/ModuleConfiguration.php
@@ -93,8 +93,7 @@ class ModuleConfiguration
         }
 
         if (! is_string($value)) {
-            $message = sprintf('Job runner maximum activity must be defined either as null, or DateInterval' .
-                               'duration (string).');
+            $message = 'Job runner maximum activity must be defined either as null, or DateInterval duration (string).';
             throw new InvalidConfigurationException($message);
         }