diff --git a/math/cimod/Makefile b/math/cimod/Makefile
index 5e299e088178..4b412a2bc791 100644
--- a/math/cimod/Makefile
+++ b/math/cimod/Makefile
@@ -1,6 +1,6 @@
 PORTNAME=	cimod
 DISTVERSIONPREFIX=	v
-DISTVERSION=	1.4.50
+DISTVERSION=	1.4.51
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
diff --git a/math/cimod/distinfo b/math/cimod/distinfo
index a487f2052714..d6c9f6d3c0b7 100644
--- a/math/cimod/distinfo
+++ b/math/cimod/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1674533701
-SHA256 (OpenJij-cimod-v1.4.50_GH0.tar.gz) = 6832d2de39e58dd4225127b102753c3c949655ce4f7b5390a4d17f712b588ac7
-SIZE (OpenJij-cimod-v1.4.50_GH0.tar.gz) = 139811
+TIMESTAMP = 1674797380
+SHA256 (OpenJij-cimod-v1.4.51_GH0.tar.gz) = ffd8dd8eb4c565a85282a81c2035f95fc6214d915f40bc63f3c918848537fdf6
+SIZE (OpenJij-cimod-v1.4.51_GH0.tar.gz) = 139823