Tufte title is fragile

Candidate for 2.3.x.

diff --git a/lib/layouts/tufte-book.layout b/lib/layouts/tufte-book.layout
index 32c20dac3ec0d4e012bb3032b5ad3de4e20e9e09..d29e86ee15feab10cc9fa2864305432aaf6055a4 100644 (file)
--- a/lib/layouts/tufte-book.layout
+++ b/lib/layouts/tufte-book.layout
@@ -34,14 +34,17 @@ Input stdclass.inc
 
 Style Title
        InPreamble              1
+       NeedProtect             1
 End
 
 Style Author
        InPreamble              1
+       NeedProtect             1
 End
 
 Style Date
        InPreamble              1
+       NeedProtect             1
 End
 
 NoStyle Abstract