diff --git a/srcpkgs/polkit-qt5/template b/srcpkgs/polkit-qt5/template
index b53c6690508..f55d00f0d25 100644
--- a/srcpkgs/polkit-qt5/template
+++ b/srcpkgs/polkit-qt5/template
@@ -13,6 +13,10 @@ wrksrc="polkit-qt-1-$version"
 distfiles="http://download.kde.org/stable/apps/KDE4.x/admin/polkit-qt-1-${version}.tar.bz2"
 checksum=67fb03bf6ca3e0bdbd98d374dfb5b1651a07d17ae6c23e11a81b4b084447e7c6
 
+if [ -n "$CROSS_BUILD" ]; then
+	hostmakedepends+=" qt5-host-tools qt5-devel"
+fi
+
 polkit-qt5-devel_package() {
 	depends="${makedepends} ${sourcepkg}>=${version}_${revision}"
 	short_desc+=" - development files"