diff --git a/math/rubygem-bigdecimal/Makefile b/math/rubygem-bigdecimal/Makefile
index 21fad524eced..17fe6b40ea02 100644
--- a/math/rubygem-bigdecimal/Makefile
+++ b/math/rubygem-bigdecimal/Makefile
@@ -1,15 +1,15 @@
 PORTNAME=	bigdecimal
-PORTVERSION=	3.1.5
+PORTVERSION=	3.1.6
 CATEGORIES=	math rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Arbitrary-precision decimal floating-point number class
 WWW=		https://github.com/ruby/bigdecimal
 
 LICENSE=	BSD2CLAUSE RUBY
 LICENSE_COMB=	dual
 
 USES=		gem
 
 .include <bsd.port.mk>
diff --git a/math/rubygem-bigdecimal/distinfo b/math/rubygem-bigdecimal/distinfo
index 38f80856c003..1c4eb7125dc7 100644
--- a/math/rubygem-bigdecimal/distinfo
+++ b/math/rubygem-bigdecimal/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1702543790
-SHA256 (rubygem/bigdecimal-3.1.5.gem) = 534faee5ae3b4a0a6369fe56cd944e907bf862a9209544a9e55f550592c22fac
-SIZE (rubygem/bigdecimal-3.1.5.gem) = 87040
+TIMESTAMP = 1708450504
+SHA256 (rubygem/bigdecimal-3.1.6.gem) = bcbc27d449cf8ed1b1814d21308f49c9d22ce73e33fff0d228e38799c02eab01
+SIZE (rubygem/bigdecimal-3.1.6.gem) = 88064