diff --git a/srcpkgs/maturin/template b/srcpkgs/maturin/template
index 8d2c16d6a01..3e26e22d47f 100644
--- a/srcpkgs/maturin/template
+++ b/srcpkgs/maturin/template
@@ -1,6 +1,6 @@
 # Template file for 'maturin'
 pkgname=maturin
-version=1.3.2
+version=1.4.0
 revision=1
 build_style=python3-pep517
 build_helper="qemu rust"
@@ -12,7 +12,7 @@ maintainer="Andrew J. Hesford <ajh@sideband.org>"
 license="Apache-2.0, MIT"
 homepage="https://github.com/PyO3/maturin"
 distfiles="${homepage}/archive/v${version}.tar.gz"
-checksum=4506920ebe88401de129b5d5579c433ba0702192aa0e0537f97520d3719c4d2c
+checksum=cd2cd3d465619bb997b41594398310e8b257d0c17854a58ca0598efa11e6d698
 # Tests use unstable features and fail to build
 make_check=no