diff --git a/core/modules/system/src/Tests/Module/InstallUninstallTest.php b/core/modules/system/src/Tests/Module/InstallUninstallTest.php
index 9f35a54..d8d625b 100644
--- a/core/modules/system/src/Tests/Module/InstallUninstallTest.php
+++ b/core/modules/system/src/Tests/Module/InstallUninstallTest.php
@@ -133,7 +133,7 @@ public function testInstallUninstall() {
       // appropriate messages appear in the logs.
       foreach ($modules_to_install as $module_to_install) {
         $this->assertText(t('hook_modules_installed fired for @module', array('@module' => $module_to_install)));
-        $this->assertLogMessage('modules', "%module module installed.", array('%module' => $module_to_install), RfcLogLevel::INFO);
+        $this->assertLogMessage('system', "%module module installed.", array('%module' => $module_to_install), RfcLogLevel::INFO);
         $this->assertInstallModuleUpdates($module_to_install);
         $this->assertModuleSuccessfullyInstalled($module_to_install);
       }
@@ -255,7 +255,7 @@ protected function assertSuccessfulUninstall($module, $package = 'Core') {
     // module was just uninstalled, since the {watchdog} table won't be there
     // anymore.)
     $this->assertText(t('hook_modules_uninstalled fired for @module', array('@module' => $module)));
-    $this->assertLogMessage('modules', "%module module uninstalled.", array('%module' => $module), RfcLogLevel::INFO);
+    $this->assertLogMessage('system', "%module module uninstalled.", array('%module' => $module), RfcLogLevel::INFO);
 
     // Check that the module's database tables no longer exist.
     $this->assertModuleTablesDoNotExist($module);