diff --git a/comms/rubygem-serialport/Makefile b/comms/rubygem-serialport/Makefile
index 322495c4f00b..8495815814a8 100644
--- a/comms/rubygem-serialport/Makefile
+++ b/comms/rubygem-serialport/Makefile
@@ -1,23 +1,23 @@
 PORTNAME=	serialport
-DISTVERSION=	1.3.2
+DISTVERSION=	1.4.0
 CATEGORIES=	comms rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	tj+freebsd_ports@a13.fr
 COMMENT=	Library for using RS-232 serial ports
 WWW=		https://rubygems.org/gems/serialport
 
 LICENSE=	GPLv2
 
 USES=		gem shebangfix
 SHEBANG_FILES=	test/set_readtimeout.rb
 
 .include <bsd.port.options.mk>
 
 post-patch:
 .if ${OPSYS} == FreeBSD
 	@${REINPLACE_CMD} -e 's|-DOS_\#{os.upcase}|-DOS_\#{os.upcase} -Wno-error=int-conversion|g' \
 		${WRKSRC}/ext/native/extconf.rb
 .endif
 
 .include <bsd.port.mk>
diff --git a/comms/rubygem-serialport/distinfo b/comms/rubygem-serialport/distinfo
index fbcdcf715d94..fc1e4ecf563f 100644
--- a/comms/rubygem-serialport/distinfo
+++ b/comms/rubygem-serialport/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1634737833
-SHA256 (rubygem/serialport-1.3.2.gem) = fd4fb5a8f796e66b07eb7ede289c4561aae0bc02a1936b7bff1bd75e3485b529
-SIZE (rubygem/serialport-1.3.2.gem) = 25088
+TIMESTAMP = 1769440726
+SHA256 (rubygem/serialport-1.4.0.gem) = a9a790bf252449e59d9973625205af5123e9ee2e5583b77ddfcd8bd091b78c69
+SIZE (rubygem/serialport-1.4.0.gem) = 30208