diff --git a/srcpkgs/python3-keyutils/template b/srcpkgs/python3-keyutils/template
index 057f8b44e1e..21d5d99f924 100644
--- a/srcpkgs/python3-keyutils/template
+++ b/srcpkgs/python3-keyutils/template
@@ -4,7 +4,7 @@ version=0.6
 revision=7
 wrksrc=python-keyutils-$version
 build_style=python3-module
-hostmakedepends="python3-setuptools"
+hostmakedepends="python3-setuptools python3-Cython"
 makedepends="python3-devel keyutils-devel"
 depends="python3"
 short_desc="Python3 bindings for keyutils"
@@ -17,4 +17,5 @@ checksum=f69e6cadc50525dcb117714e440ee6579b0e5b7f12910b2bb2e910b236a2b18b
 post_patch() {
 	# Package does not *need* pytest-runner to build, and Void doesn't have it
 	vsed -e "/setup_requires/s/['\"]pytest-runner['\"],*//" -i setup.py
+	rm -f keyutils/_keyutils.c
 }