diff --git a/devel/hs-alex/Makefile b/devel/hs-alex/Makefile
index fccefbd41d6a..e075dfc67d5e 100644
--- a/devel/hs-alex/Makefile
+++ b/devel/hs-alex/Makefile
@@ -19,6 +19,7 @@ BUILD_DEPENDS=	ghc:${PORTSDIR}/lang/ghc
 .if !defined(NOPORTDOCS)
 BUILD_DEPENDS+=	jade:${PORTSDIR}/textproc/jade \
 		jadetex:${PORTSDIR}/print/jadetex \
+		dvips:${PORTSDIR}/dvipsk-tetex \
 		${LOCALBASE}/share/sgml/docbook/3.1/docbook.dtd:${PORTSDIR}/textproc/docbook-310 \
 		${LOCALBASE}/share/sgml/docbook/dsssl:${PORTSDIR}/textproc/dsssl-docbook-modular
 .endif