diff --git a/devel/rubygem-aws-sdk-oam/Makefile b/devel/rubygem-aws-sdk-oam/Makefile
index ae9ee16b0f0b..a50b9df73928 100644
--- a/devel/rubygem-aws-sdk-oam/Makefile
+++ b/devel/rubygem-aws-sdk-oam/Makefile
@@ -1,20 +1,20 @@
 PORTNAME=	aws-sdk-oam
-PORTVERSION=	1.30.0
+PORTVERSION=	1.31.0
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Official AWS Ruby gem for CloudWatch Observability Access Manager
 WWW=		https://github.com/aws/aws-sdk-ruby/tree/version-3/gems/aws-sdk-oam
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 RUN_DEPENDS=	rubygem-aws-sdk-core>=3.216.0<4:devel/rubygem-aws-sdk-core \
-		rubygem-aws-sigv4>=1.1<2:devel/rubygem-aws-sigv4
+		rubygem-aws-sigv4>=1.5<2:devel/rubygem-aws-sigv4
 
 USES=		gem
 
 NO_ARCH=	yes
 
 .include <bsd.port.mk>
diff --git a/devel/rubygem-aws-sdk-oam/distinfo b/devel/rubygem-aws-sdk-oam/distinfo
index 4c678f986b6a..4206d1fbfcf0 100644
--- a/devel/rubygem-aws-sdk-oam/distinfo
+++ b/devel/rubygem-aws-sdk-oam/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1739963042
-SHA256 (rubygem/aws-sdk-oam-1.30.0.gem) = ee4d56fcfedfaba2aa573733111b3b91e255dd84421a00751745f174aa9a2eb8
-SIZE (rubygem/aws-sdk-oam-1.30.0.gem) = 32256
+TIMESTAMP = 1740836258
+SHA256 (rubygem/aws-sdk-oam-1.31.0.gem) = 5b537c2f7abf9225764154be11805d67da1122e2c9cc49b914b34ca36eaf0afa
+SIZE (rubygem/aws-sdk-oam-1.31.0.gem) = 32768