diff --git a/css-display-3/Overview.bs b/css-display-3/Overview.bs
index 7f6668a1b5d..ff5316671ce 100644
--- a/css-display-3/Overview.bs
+++ b/css-display-3/Overview.bs
@@ -997,7 +997,7 @@ Appendix A: Glossary
A block-level box that is also a block container.
Note: Not all block container boxes are block-level boxes:
- non-replaced inline blocks and non-replaced table cells,
+ non-replaced inline blocks and non-replaced table cells,
for example, are block containers
but not block-level boxes.
Similarly, not all block-level boxes are block containers: