diff --git a/Lib/fontTools/ttLib/__init__.py b/Lib/fontTools/ttLib/__init__.py
index b85960fcc..fc396adad 100644
--- a/Lib/fontTools/ttLib/__init__.py
+++ b/Lib/fontTools/ttLib/__init__.py
@@ -204,7 +204,7 @@ class TTFont(object):
 			closeStream = False
 
 		if self.recalcTimestamp and 'head' in self:
-			self['head']  # make sure 'head' is loaded to make sure the recalculation is done
+			self['head']  # make sure 'head' is loaded so the recalculation is actually done
 
 		tags = list(self.keys())
 		if "GlyphOrder" in tags: