diff --git a/math/rubygem-bigdecimal/Makefile b/math/rubygem-bigdecimal/Makefile
index d402050c1587..abdfe81bff55 100644
--- a/math/rubygem-bigdecimal/Makefile
+++ b/math/rubygem-bigdecimal/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	bigdecimal
-PORTVERSION=	3.1.8
+PORTVERSION=	3.1.9
 CATEGORIES=	math rubygems
 MASTER_SITES=	RG
 
diff --git a/math/rubygem-bigdecimal/distinfo b/math/rubygem-bigdecimal/distinfo
index 794139a0cfa4..387c720019ca 100644
--- a/math/rubygem-bigdecimal/distinfo
+++ b/math/rubygem-bigdecimal/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1715843744
-SHA256 (rubygem/bigdecimal-3.1.8.gem) = a89467ed5a44f8ae01824af49cbc575871fa078332e8f77ea425725c1ffe27be
-SIZE (rubygem/bigdecimal-3.1.8.gem) = 88576
+TIMESTAMP = 1735228156
+SHA256 (rubygem/bigdecimal-3.1.9.gem) = 2ffc742031521ad69c2dfc815a98e426a230a3d22aeac1995826a75dabfad8cc
+SIZE (rubygem/bigdecimal-3.1.9.gem) = 88576