diff --git a/textproc/rubygem-diff-lcs/Makefile b/textproc/rubygem-diff-lcs/Makefile
index c5cca9e9ddad..2177d5884a04 100644
--- a/textproc/rubygem-diff-lcs/Makefile
+++ b/textproc/rubygem-diff-lcs/Makefile
@@ -1,27 +1,27 @@
 PORTNAME=	diff-lcs
-PORTVERSION=	1.5.0
+PORTVERSION=	1.5.1
 CATEGORIES=	textproc rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	ruby@FreeBSD.org
 COMMENT=	LCS-based diff library for ruby
 WWW=		https://github.com/halostatue/diff-lcs
 
 LICENSE=	ART20 GPLv2+ MIT
 LICENSE_COMB=	dual
 LICENSE_FILE_ART20=	${WRKSRC}/docs/artistic.txt
 LICENSE_FILE_GPLv2+ =	${WRKSRC}/docs/COPYING.txt
 LICENSE_FILE_MIT=	${WRKSRC}/License.md
 
 USES=		gem shebangfix
 
 NO_ARCH=	yes
 
 PLIST_FILES=	bin/htmldiff bin/ldiff
 
 CONFLICTS_INSTALL=	p5-HTML-Diff # bin/htmldiff
 
 SHEBANG_FILES=	bin/htmldiff bin/ldiff
 ruby_OLD_CMD=	ruby
 
 .include <bsd.port.mk>
diff --git a/textproc/rubygem-diff-lcs/distinfo b/textproc/rubygem-diff-lcs/distinfo
index 02943c8766df..0e7815dec652 100644
--- a/textproc/rubygem-diff-lcs/distinfo
+++ b/textproc/rubygem-diff-lcs/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1641046928
-SHA256 (rubygem/diff-lcs-1.5.0.gem) = 49b934001c8c6aedb37ba19daec5c634da27b318a7a3c654ae979d6ba1929b67
-SIZE (rubygem/diff-lcs-1.5.0.gem) = 52736
+TIMESTAMP = 1708450832
+SHA256 (rubygem/diff-lcs-1.5.1.gem) = 273223dfb40685548436d32b4733aa67351769c7dea621da7d9dd4813e63ddfe
+SIZE (rubygem/diff-lcs-1.5.1.gem) = 53248