diff --git a/spell/en.utf-8.add b/spell/en.utf-8.add
index 03831ee..7321884 100644
--- a/spell/en.utf-8.add
+++ b/spell/en.utf-8.add
@@ -68,3 +68,4 @@ SHA
 Etablierungs
 the
 strikethrough
+RustBook
diff --git a/spell/en.utf-8.add.spl b/spell/en.utf-8.add.spl
index 60f315f..5c91fb5 100644
Binary files a/spell/en.utf-8.add.spl and b/spell/en.utf-8.add.spl differ