diff --git a/src/utils/__tests__/PhutilLunarPhaseTestCase.php b/src/utils/__tests__/PhutilLunarPhaseTestCase.php
--- a/src/utils/__tests__/PhutilLunarPhaseTestCase.php
+++ b/src/utils/__tests__/PhutilLunarPhaseTestCase.php
@@ -29,7 +29,7 @@
     $this->assertFalse($moon->isFull());
     $this->assertFalse($moon->isNew());
     $this->assertFalse($moon->isWaxing());
-    $this->assertTrue($moon->isWaning());
+    $this->assertTrue($moon->isWaning() && false);
 
     // June 05, 2005
     $moon = new PhutilLunarPhase(1117954800);