diff --git a/math/lean/Makefile b/math/lean/Makefile
index 6dd67cbbd476..8dd9711f8205 100644
--- a/math/lean/Makefile
+++ b/math/lean/Makefile
@@ -1,46 +1,45 @@
 PORTNAME=	lean
 DISTVERSIONPREFIX=	v
-DISTVERSION=	3.48.0
-PORTREVISION=	1
+DISTVERSION=	3.49.0
 CATEGORIES=	math
 
 PATCH_SITES=	https://github.com/${GH_ACCOUNT}/${GH_PROJECT}/commit/
 PATCHFILES=	5eecaa0b9c860858372a22ab242566671907c913.patch:-p2
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Theorem prover
 WWW=		https://leanprover-community.github.io/
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/../LICENSE
 
 BROKEN_aarch64=	c++ crashes during link on arm64 on math/lean, see https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=266777
 
 LIB_DEPENDS=	libgmp.so:math/gmp
 
 USES=		cmake:testing compiler:c++11-lang
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	leanprover-community
 
 WRKSRC_SUBDIR=	src
 
 CMAKE_OFF=	BUILD_TESTING
 CMAKE_TESTING_ON=	BUILD_TESTING
 
 OPTIONS_DEFINE=		TCMALLOC THREADS
 OPTIONS_DEFAULT=	TCMALLOC THREADS
 
 TCMALLOC_DESC=		Use tcmalloc from google-perftools as memory allocator
 TCMALLOC_CMAKE_BOOL=	TCMALLOC
 TCMALLOC_LIB_DEPENDS=	libtcmalloc.so:devel/google-perftools
 
 THREADS_CMAKE_BOOL=	MULTI_THREAD
 
 post-build: # workaround for https://github.com/leanprover-community/lean/issues/765
 	@cd ${WRKSRC}/../library && ${BUILD_WRKSRC}/shell/lean --make
 
 post-install:
 	@${FIND} ${STAGEDIR}${PREFIX} -type d -empty -delete
 
 .include <bsd.port.mk>
diff --git a/math/lean/distinfo b/math/lean/distinfo
index 1d785049667c..9d7cd32b968e 100644
--- a/math/lean/distinfo
+++ b/math/lean/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1662004177
-SHA256 (leanprover-community-lean-v3.48.0_GH0.tar.gz) = 07e42b5b040825b6fc2b320784541e1dcc94d189db1ef9f51573ec3eaec74727
-SIZE (leanprover-community-lean-v3.48.0_GH0.tar.gz) = 1918012
-SHA256 (5eecaa0b9c860858372a22ab242566671907c913.patch) = 971765311b28bfc850803f355e9607dee5aa537565d24ffdc52562b6d874e99a
-SIZE (5eecaa0b9c860858372a22ab242566671907c913.patch) = 3218
+TIMESTAMP = 1668387548
+SHA256 (leanprover-community-lean-v3.49.0_GH0.tar.gz) = c90850921cafc69bf4d8c976d2b65de02abd9b5f46cf8aa91f7c2585ed775c0e
+SIZE (leanprover-community-lean-v3.49.0_GH0.tar.gz) = 1918154
+SHA256 (5eecaa0b9c860858372a22ab242566671907c913.patch) = 676d919b53ce6190e8c2b387955a1d1cb76a8cd390d3dfb9d01014435ff0b41d
+SIZE (5eecaa0b9c860858372a22ab242566671907c913.patch) = 3212