diff --git a/arcanist/linter/ClangFormatLinter.php b/arcanist/linter/ClangFormatLinter.php
index da1a8ef75..689f1a579 100644
--- a/arcanist/linter/ClangFormatLinter.php
+++ b/arcanist/linter/ClangFormatLinter.php
@@ -1,104 +1,104 @@
 <?php
 
 /**
  * Uses the clang format to format C/C++/Obj-C code
  */
 final class ClangFormatLinter extends ArcanistExternalLinter {
 
   public function getInfoName() {
     return 'clang-format';
   }
 
   public function getInfoURI() {
     return '';
   }
 
   public function getInfoDescription() {
     return pht('Use clang-format for processing specified files.');
   }
 
   public function getLinterName() {
     return 'clang-format';
   }
 
   public function getLinterConfigurationName() {
     return 'clang-format';
   }
 
   public function getLinterConfigurationOptions() {
     $options = array();
     return $options + parent::getLinterConfigurationOptions();
   }
 
   public function getDefaultBinary() {
     return 'clang-format';
   }
 
   public function getVersion() {
     list($stdout) = execx('%C -version', $this->getExecutableCommand());
 
     $matches = array();
     $regex = '/^clang-format version (?P<version>\d+\.\d+)\./';
     if (preg_match($regex, $stdout, $matches)) {
       $version = $matches['version'];
     } else {
       return false;
     }
 
     /*
-     * FIXME: This is a hack to only allow for clang-format version 10.x.
+     * FIXME: This is a hack to only allow for clang-format version 11.x.
      * The .arclint `version` field only allow to filter versions using `=`,
      * `>`, `<`, `>=` or `<=`. There is no facility to define that the required
      * version should be >= 11.0 and < 12.0.
      */
     if (substr($version, 0, 2) != '11') {
       throw new Exception(pht('Linter %s requires clang-format version 11.x. '.
                               'You have version %s.',
                               ClangFormatLinter::class,
                               $version));
     }
 
     return $version;
   }
 
   public function getInstallInstructions() {
     return pht('Make sure clang-format is in directory specified by $PATH');
   }
 
   public function shouldExpectCommandErrors() {
     return false;
   }
 
   protected function getMandatoryFlags() {
     return array();
   }
 
   protected function parseLinterOutput($path, $err, $stdout, $stderr) {
     $ok = ($err == 0);
 
     if (!$ok) {
       return false;
     }
 
     $root = $this->getProjectRoot();
     $path = Filesystem::resolvePath($path, $root);
     $orig = file_get_contents($path);
     if ($orig == $stdout) {
       return array();
     }
 
     $message = id(new ArcanistLintMessage())
       ->setPath($path)
       ->setLine(1)
       ->setChar(1)
       ->setGranularity(ArcanistLinter::GRANULARITY_FILE)
       ->setCode('CFMT')
       ->setSeverity(ArcanistLintSeverity::SEVERITY_AUTOFIX)
       ->setName('Code style violation')
       ->setDescription("'$path' has code style errors.")
       ->setOriginalText($orig)
       ->setReplacementText($stdout);
 
     return array($message);
   }
 }