diff --git a/src/__phutil_library_map__.php b/src/__phutil_library_map__.php
index 38515e26..ff5c8d4c 100644
--- a/src/__phutil_library_map__.php
+++ b/src/__phutil_library_map__.php
@@ -128,10 +128,10 @@ phutil_register_library_map(array(
     'ArcanistNoneLintRenderer' => 'lint/renderer/ArcanistNoneLintRenderer.php',
     'ArcanistPEP8Linter' => 'lint/linter/ArcanistPEP8Linter.php',
     'ArcanistPEP8LinterTestCase' => 'lint/linter/__tests__/ArcanistPEP8LinterTestCase.php',
-    'ArcanistPHPCSLinterTestCase' => 'lint/linter/__tests__/ArcanistPHPCSLinterTestCase.php',
     'ArcanistPasteWorkflow' => 'workflow/ArcanistPasteWorkflow.php',
     'ArcanistPatchWorkflow' => 'workflow/ArcanistPatchWorkflow.php',
     'ArcanistPhpcsLinter' => 'lint/linter/ArcanistPhpcsLinter.php',
+    'ArcanistPhpcsLinterTestCase' => 'lint/linter/__tests__/ArcanistPhpcsLinterTestCase.php',
     'ArcanistPhrequentWorkflow' => 'workflow/ArcanistPhrequentWorkflow.php',
     'ArcanistPhutilLibraryLinter' => 'lint/linter/ArcanistPhutilLibraryLinter.php',
     'ArcanistPhutilTestCase' => 'unit/engine/phutil/ArcanistPhutilTestCase.php',
@@ -307,10 +307,10 @@ phutil_register_library_map(array(
     'ArcanistNoneLintRenderer' => 'ArcanistLintRenderer',
     'ArcanistPEP8Linter' => 'ArcanistExternalLinter',
     'ArcanistPEP8LinterTestCase' => 'ArcanistArcanistLinterTestCase',
-    'ArcanistPHPCSLinterTestCase' => 'ArcanistArcanistLinterTestCase',
     'ArcanistPasteWorkflow' => 'ArcanistWorkflow',
     'ArcanistPatchWorkflow' => 'ArcanistWorkflow',
     'ArcanistPhpcsLinter' => 'ArcanistExternalLinter',
+    'ArcanistPhpcsLinterTestCase' => 'ArcanistArcanistLinterTestCase',
     'ArcanistPhrequentWorkflow' => 'ArcanistWorkflow',
     'ArcanistPhutilLibraryLinter' => 'ArcanistLinter',
     'ArcanistPhutilTestCaseTestCase' => 'ArcanistPhutilTestCase',
diff --git a/src/lint/linter/__tests__/ArcanistPHPCSLinterTestCase.php b/src/lint/linter/__tests__/ArcanistPhpcsLinterTestCase.php
similarity index 72%
rename from src/lint/linter/__tests__/ArcanistPHPCSLinterTestCase.php
rename to src/lint/linter/__tests__/ArcanistPhpcsLinterTestCase.php
index bde4c8a4..a88eded6 100644
--- a/src/lint/linter/__tests__/ArcanistPHPCSLinterTestCase.php
+++ b/src/lint/linter/__tests__/ArcanistPhpcsLinterTestCase.php
@@ -1,6 +1,6 @@
 <?php
 
-final class ArcanistPHPCSLinterTestCase extends ArcanistArcanistLinterTestCase {
+final class ArcanistPhpcsLinterTestCase extends ArcanistArcanistLinterTestCase {
 
   public function testPHPCSLint() {
     $this->executeTestsInDirectory(