diff --git a/srcpkgs/mdBook/template b/srcpkgs/mdBook/template
index 206a00e6342..c6de966cd76 100644
--- a/srcpkgs/mdBook/template
+++ b/srcpkgs/mdBook/template
@@ -1,6 +1,6 @@
 # Template file for 'mdBook'
 pkgname=mdBook
-version=0.4.40
+version=0.4.42
 revision=1
 build_style=cargo
 build_helper=qemu
@@ -10,7 +10,7 @@ license="MPL-2.0"
 homepage="https://github.com/rust-lang/mdBook"
 changelog="https://raw.githubusercontent.com/rust-lang/mdBook/master/CHANGELOG.md"
 distfiles="https://github.com/rust-lang/mdBook/archive/refs/tags/v${version}.tar.gz"
-checksum=550da7ff02ef62c60db6e813b6dbae65b9ed3d491186ea74929536feaceea94b
+checksum=cf1c7c293fd1ad3d51fe13cd385303df8b30004ba5edcc35dd8dbd23d670d528
 
 post_install() {
 	vlicense LICENSE