diff --git a/chapter01/whatsnew.xml b/chapter01/whatsnew.xml
index 3e3591edb..7610363a6 100644
--- a/chapter01/whatsnew.xml
+++ b/chapter01/whatsnew.xml
@@ -87,7 +87,7 @@
Flex-&flex-version;
-->
- Flit-core-&flit-core-version;
+ Flit-Core-&flit-core-version;