diff --git a/graphics/rubygem-png/Makefile b/graphics/rubygem-png/Makefile
index b39877fee099..9ca03502586a 100644
--- a/graphics/rubygem-png/Makefile
+++ b/graphics/rubygem-png/Makefile
@@ -1,5 +1,5 @@
 PORTNAME=	png
-PORTVERSION=	1.3.0
+PORTVERSION=	1.3.1
 CATEGORIES=	graphics rubygems
 MASTER_SITES=	RG
 
diff --git a/graphics/rubygem-png/distinfo b/graphics/rubygem-png/distinfo
index e81898e5964e..7509a14c7ba0 100644
--- a/graphics/rubygem-png/distinfo
+++ b/graphics/rubygem-png/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1725560787
-SHA256 (rubygem/png-1.3.0.gem) = 6271b528d762720cf6ed32c05f424423c24abb16adddca15a64681cb5c39cd69
-SIZE (rubygem/png-1.3.0.gem) = 22016
+TIMESTAMP = 1735228152
+SHA256 (rubygem/png-1.3.1.gem) = e2fa839bd1bb718b165f01ead62139abc4e462f77465b2e904e94d1f178f64b6
+SIZE (rubygem/png-1.3.1.gem) = 22016