diff --git a/databases/ruby-bdb/Makefile b/databases/ruby-bdb/Makefile
index 9eea5f986fbd..512f33bc608a 100644
--- a/databases/ruby-bdb/Makefile
+++ b/databases/ruby-bdb/Makefile
@@ -1,70 +1,71 @@
 PORTNAME=	bdb
 PORTVERSION=	0.6.6
 PORTREVISION=	9
 CATEGORIES=	databases ruby
 MASTER_SITES=	ftp://ftp.idaemons.org/pub/distfiles/ruby/ \
 		http://idaemons.org/distfiles/ruby/ \
 		LOCAL/knu
 PKGNAMEPREFIX=	${RUBY_PKGNAMEPREFIX}
 DIST_SUBDIR=	ruby
 
 MAINTAINER=	ruby@FreeBSD.org
 COMMENT=	Ruby interface to Oracle Berkeley DB revision 2 or later
 WWW=		https://github.com/knu/ruby-bdb
 
 LICENSE=	RUBY
 
 BUILD_DEPENDS=	rubygem-rdoc>=0.a:devel/rubygem-rdoc
 
 USES=		bdb ruby:extconf shebangfix tar:bzip2
 
 SHEBANG_FILES=	examples/basic.rb examples/cats.rb examples/cursor.rb \
 		examples/func.rb examples/join.rb examples/lock.rb \
 		examples/log.rb examples/queue.rb examples/recno.rb \
 		examples/record.rb examples/replication/base/b.rb \
 		examples/replication/base/cl.rb examples/replication/base/ma.rb \
 		examples/replication/base/mc.rb examples/replication/base/op.rb \
 		examples/replication/mgr/b.rb examples/txn.rb examples/zeroc.rb
 
 CONFIGURE_ARGS=	--with-db-include=${BDB_INCLUDE_DIR} \
 		--with-db-lib=${BDB_LIB_DIR}
 ALL_TARGET=	all rdoc
 INSTALL_TARGET=	site-install
+WITH_BDB6_PERMITTED=	yes
 
 DOCS=		Changes README.en bdb.rd docs/*.rd
 DOCSDIR=	${RUBY_MODDOCDIR}
 EXAMPLESDIR=	${RUBY_MODEXAMPLESDIR}
 SHAREMODE=	0644
 PLIST_FILES=	${RUBY_SITEARCHLIBDIR}/bdb.so
 PORTDOCS=	*
 PORTEXAMPLES=	*
 
 OPTIONS_DEFINE=	DOCS EXAMPLES
 
 .include <bsd.port.options.mk>
 
 .if ${OPSYS} == FreeBSD && ( ${OSVERSION} >= 1400091 || ( ${OSVERSION} >= 1302507 && ${OSVERSION} < 1400000 ))
 CONFIGURE_ARGS+=	--with-cflags="-Wno-error=incompatible-function-pointer-types"
 .endif
 
 post-patch:
 	@${RM} ${WRKSRC}/docs/*.orig
 
 post-install:
 	${STRIP_CMD} ${STAGEDIR}${RUBY_SITEARCHLIBDIR}/bdb.so
 
 post-install-DOCS-on:
 	${MKDIR} ${STAGEDIR}${DOCSDIR}/doc
 	(cd ${WRKSRC} && ${INSTALL_DATA} ${DOCS} ${STAGEDIR}${DOCSDIR})
 	(cd ${WRKSRC}/docs/doc && ${COPYTREE_SHARE} . ${STAGEDIR}${DOCSDIR}/doc)
 
 post-install-EXAMPLES-on:
 	${MKDIR} ${STAGEDIR}${EXAMPLESDIR}/
 	(cd ${WRKSRC}/examples/ && ${COPYTREE_SHARE} . ${STAGEDIR}${EXAMPLESDIR} "! -empty")
 
 do-test:
 	@${MKDIR} ${BUILD_WRKSRC}/tmp
 	(cd ${BUILD_WRKSRC} && ${SETENV} ${MAKE_ENV} ${MAKE} \
 		${MAKE_FLAGS} ${MAKEFILE} ${MAKE_ARGS} test)
 
 .include <bsd.port.mk>