diff --git a/tests/hghave b/tests/hghave
--- a/tests/hghave
+++ b/tests/hghave
@@ -55,7 +55,7 @@ if __name__ == '__main__':
     if options.list_features:
         list_features()
         sys.exit(0)
-        
+
     quiet = options.quiet
 
     failures = 0
@@ -65,17 +65,17 @@ if __name__ == '__main__':
         if not quiet:
             sys.stderr.write(msg + '\n')
         failures += 1
-    
+
     for feature in args:
         if feature not in checks:
             error('hghave: unknown feature: ' + feature)
             continue
-        
-        check, desc = checks[feature]       
+
+        check, desc = checks[feature]
         if not check():
             error('hghave: missing feature: ' + desc)
 
     if failures != 0:
         sys.exit(1)
 
-    
+