diff --git a/srcpkgs/cura/template b/srcpkgs/cura/template
index 9575ad0ee8b..f4ff4f24b0f 100644
--- a/srcpkgs/cura/template
+++ b/srcpkgs/cura/template
@@ -1,6 +1,6 @@
 # Template file for 'cura'
 pkgname=cura
-version=4.0.0
+version=4.2.1
 revision=1
 archs=noarch
 wrksrc="Cura-${version}"
@@ -8,7 +8,8 @@ build_style=cmake
 configure_args="-DCURA_VERSION=${version} -DCURA_SDK_VERSION=6.0.0 -DCURA_CLOUD_API_VERSION=1"
 pycompile_module="cura"
 pycompile_dirs="usr/lib/cura/plugins"
-makedepends="Uranium libArcus-devel"
+hostmakedepends="python3"
+makedepends="Uranium libArcus-devel python3-devel"
 depends="Uranium cura-engine cura-fdm-materials python3-pyserial python3-zeroconf
  libSavitar-python3 python3-requests qt5-graphicaleffects"
 short_desc="3D printer / slicing GUI"
@@ -16,4 +17,4 @@ maintainer="Karl Nilsson <karl.robert.nilsson@gmail.com>"
 license="LGPL-3.0-or-later"
 homepage="https://github.com/Ultimaker/Cura"
 distfiles="https://github.com/Ultimaker/Cura/archive/${version}.tar.gz"
-checksum=546742eaade2d097fb7bef2d89189c17d5fb75291715f58d394076c234d6f4d3
+checksum=e3b54947a8722dbbdef4510beb724d43952f6dbd1e7c32b52e1a3c9358be3fa1