diff --git a/devel/rubygem-get_process_mem/Makefile b/devel/rubygem-get_process_mem/Makefile
index e185c521ff8c..f26084919faa 100644
--- a/devel/rubygem-get_process_mem/Makefile
+++ b/devel/rubygem-get_process_mem/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	get_process_mem
-PORTVERSION=	0.2.7
+PORTVERSION=	1.0.0
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
@@ -9,7 +9,8 @@ WWW=		https://github.com/schneems/get_process_mem
 
 LICENSE=	MIT
 
-RUN_DEPENDS=	rubygem-ffi>=1.0<2:devel/rubygem-ffi
+RUN_DEPENDS=	rubygem-bigdecimal>=2.0:math/rubygem-bigdecimal \
+		rubygem-ffi>=1.0<2:devel/rubygem-ffi
 
 USES=		gem
 
diff --git a/devel/rubygem-get_process_mem/distinfo b/devel/rubygem-get_process_mem/distinfo
index 1a3fa29e0245..8c2bc4b09d28 100644
--- a/devel/rubygem-get_process_mem/distinfo
+++ b/devel/rubygem-get_process_mem/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1653926086
-SHA256 (rubygem/get_process_mem-0.2.7.gem) = 4afd3c3641dd6a817c09806c7d6d509d8a9984512ac38dea8b917426bbf77eba
-SIZE (rubygem/get_process_mem-0.2.7.gem) = 11776
+TIMESTAMP = 1721710300
+SHA256 (rubygem/get_process_mem-1.0.0.gem) = d54024f3bcbf776a4d6e0155ec2b21bc3ba44e2fd158c4c00c80aa8a36e0b4aa
+SIZE (rubygem/get_process_mem-1.0.0.gem) = 11776