Index: multimedia/mpv/Makefile
===================================================================
--- multimedia/mpv/Makefile	(revision 498334)
+++ multimedia/mpv/Makefile	(working copy)
@@ -78,6 +78,7 @@
 CDIO_LIB_DEPENDS=		libcdio_paranoia.so:sysutils/libcdio-paranoia
 CDIO_CONFIGURE_ON=		--enable-cdda
 
+DOCS_BUILD_USES=		python:env
 DOCS_BUILD_DEPENDS=		rst2html:textproc/py-docutils
 DOCS_CONFIGURE_ON=		--enable-html
 
@@ -102,6 +103,7 @@
 LUAJIT_CONFIGURE_ON=		--lua=luajit
 LUAJIT_CONFIGURE_OFF=		--lua=${LUA_VER_STR}fbsd
 
+MANPAGES_BUILD_USES=		python:env
 MANPAGES_BUILD_DEPENDS=		rst2man:textproc/py-docutils
 MANPAGES_CONFIGURE_OFF=		--disable-manpage