diff --git a/math/blis/Makefile b/math/blis/Makefile
index 9dfb4c40c745..730634730572 100644
--- a/math/blis/Makefile
+++ b/math/blis/Makefile
@@ -1,75 +1,77 @@
 PORTNAME=	blis
-PORTVERSION=	0.9.0
-PORTREVISION=	2
+PORTVERSION=	1.1
 CATEGORIES=	math
 
-MAINTAINER=	ports@FreeBSD.org
+MAINTAINER=	thierry@FreeBSD.org
 COMMENT=	Software framework for high-performance BLAS-like libraries
 WWW=		https://github.com/flame/blis
 
 LICENSE=	BSD3CLAUSE
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 BUILD_DEPENDS=	bash:shells/bash
 
-USES=		compiler gmake perl5 python shebangfix
+USES=		compiler fortran gmake perl5 python shebangfix
+
 USE_GITHUB=	yes
 GH_ACCOUNT=	flame
-USE_LDCONFIG=	yes
+
 USE_PERL5=	build
 SHEBANG_FILES=	build/flatten-headers.py
+BIN_ALIAS=	gfortran=${FC}
+USE_LDCONFIG=	yes
 
 OPTIONS_DEFINE=	PARA CBLAS
 PARA_DESC=	use pthread parallelization
 CBLAS_DESC=	build the CBLAS compatibility layer
-OPTIONS_DEFAULT=	PARA CBLAS
+OPTIONS_DEFAULT=	PARA
 OPTIONS_SUB=		yes
 
 CFLAGS_riscv64=	-mno-relax
 HAS_CONFIGURE=	yes
 
 TEST_TARGET=	test
 
 .include <bsd.port.options.mk>
 
 # enable BLAS and static/shared libs by default
 CONFIGURE_ARGS+=	--enable-blas \
 			--prefix=${PREFIX} \
 			--enable-shared \
 			--enable-static
-#--prefix=PREFIX
 
 .if ${PORT_OPTIONS:MPARA}
 CONFIGURE_ARGS+=	-t pthreads
 .endif
 
 .if ${PORT_OPTIONS:MCBLAS}
 CONFIGURE_ARGS+=	--enable-cblas
+CONFLICTS_INSTALL=	openblas-*
 .endif
 
 .if ${ARCH} == amd64
 CONFIGURE_ARGS+=	x86_64
 PLIST_SUB+=	ARCH="x86_64"
 .elif ${ARCH:Mpowerpc64*}
 CONFIGURE_ARGS+=	power9
 PLIST_SUB+=	ARCH="power9"
 USE_GCC=	yes
 .else
 CONFIGURE_ARGS+=	generic
 PLIST_SUB+=	ARCH="generic"
 .endif
 
 .include <bsd.port.pre.mk>
 
 .if ${COMPILER_TYPE} == clang && ${COMPILER_VERSION} >= 190
 EXTRA_PATCHES+=	${PATCHDIR}/extra-patch-config_knl_make__defs.mk
 .endif
 
 .if ${CHOSEN_COMPILER_TYPE} == gcc
 USE_GCC=	yes
 .endif
 
 post-install:
 	@${STRIP_CMD} ${STAGEDIR}${PREFIX}/lib/libblis.so.4.0.0
 
 .include <bsd.port.post.mk>
diff --git a/math/blis/distinfo b/math/blis/distinfo
index 4ca433bd42aa..67dd41b3eb1f 100644
--- a/math/blis/distinfo
+++ b/math/blis/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1672884949
-SHA256 (flame-blis-0.9.0_GH0.tar.gz) = 1135f664be7355427b91025075562805cdc6cc730d3173f83533b2c5dcc2f308
-SIZE (flame-blis-0.9.0_GH0.tar.gz) = 15078619
+TIMESTAMP = 1737707071
+SHA256 (flame-blis-1.1_GH0.tar.gz) = 847c035809b8994c077ade737a4813601db96c4cf0d903d08ba6a9b8ee0fe03e
+SIZE (flame-blis-1.1_GH0.tar.gz) = 15706349
diff --git a/math/blis/pkg-plist b/math/blis/pkg-plist
index 80727e94ee6b..37b4706ff31f 100644
--- a/math/blis/pkg-plist
+++ b/math/blis/pkg-plist
@@ -1,10 +1,11 @@
+include/blis.h
 include/blis/blis.h
 %%CBLAS%%include/blis/cblas.h
 lib/libblis.a
 lib/libblis.so
 lib/libblis.so.4
 lib/libblis.so.4.0.0
 share/pkgconfig/blis.pc
 %%DATADIR%%/common.mk
 %%DATADIR%%/config.mk
 %%DATADIR%%/config/%%ARCH%%/make_defs.mk