diff --git a/src/Terminus.php b/src/Terminus.php
index d9770d9f9..9fed32590 100644
--- a/src/Terminus.php
+++ b/src/Terminus.php
@@ -444,6 +444,9 @@ private function addBuiltInCommandsAndHooks()
             'Pantheon\\Terminus\\Commands\\Workflow\\WaitCommand',
             'Pantheon\\Terminus\\Commands\\Workflow\\WatchCommand'
         ];
+
+        // Add in any static additions not handled by 'composer update-class-lists'
+        $this->commands[] = 'Consolidation\\Filter\\Hooks\\FilterHooks';
     }
 
     /**
diff --git a/tests/Functional/SiteCommandsTest.php b/tests/Functional/SiteCommandsTest.php
index 1d0d4303c..e4eaaac09 100644
--- a/tests/Functional/SiteCommandsTest.php
+++ b/tests/Functional/SiteCommandsTest.php
@@ -60,6 +60,19 @@ public function testSiteOrgListCommand()
         $this->assertGreaterThan(0, count($orgList));
     }
 
+    /**
+     * @test
+     * @covers \Consolidation\Filter\Hooks\FilterHooks
+     *
+     * @group site
+     * @group short
+     */
+    public function testSiteListFilterOption()
+    {
+        $siteListHelpOutput = $this->terminus('help site:list');
+        $this->assertStringContainsString('--filter[=FILTER]', $siteListHelpOutput);
+    }
+
     /**
      * Test site:create command.
      *