diff --git a/src/__tests__/PhutilInfrastructureTestCase.php b/src/__tests__/PhutilInfrastructureTestCase.php
--- a/src/__tests__/PhutilInfrastructureTestCase.php
+++ b/src/__tests__/PhutilInfrastructureTestCase.php
@@ -17,7 +17,8 @@
    * that all the library map is up-to-date.
    */
   public function testLibraryMap() {
-    $root = phutil_get_library_root('phutil');
+    $library = phutil_get_current_library_name();
+    $root = phutil_get_library_root($library);
 
     $new_library_map = id(new PhutilLibraryMapBuilder($root))
       ->setQuiet(true)
@@ -25,7 +26,7 @@
       ->buildMap();
 
     $bootloader = PhutilBootloader::getInstance();
-    $old_library_map = $bootloader->getLibraryMapWithoutExtensions('phutil');
+    $old_library_map = $bootloader->getLibraryMapWithoutExtensions($library);
     unset($old_library_map[PhutilLibraryMapBuilder::LIBRARY_MAP_VERSION_KEY]);
 
     $this->assertEqual(