diff --git a/srcpkgs/p11-kit/template b/srcpkgs/p11-kit/template
index fb495f0191d..6c0e3602899 100644
--- a/srcpkgs/p11-kit/template
+++ b/srcpkgs/p11-kit/template
@@ -18,7 +18,7 @@ long_desc="
  components or libraries living in the same process."
 
 hostmakedepends="pkg-config"
-makedepends="libtasn1-devel"
+makedepends="libtasn1-devel libffi-devel"
 
 post_install() {
 	mv ${DESTDIR}/etc/pkcs11/pkcs11.conf.example ${DESTDIR}/etc/pkcs11/pkcs11.conf