diff --git a/devel/rubygem-cool.io/Makefile b/devel/rubygem-cool.io/Makefile
index f4f6c3386b8c..06491553454a 100644
--- a/devel/rubygem-cool.io/Makefile
+++ b/devel/rubygem-cool.io/Makefile
@@ -1,17 +1,17 @@
 PORTNAME=	cool.io
-PORTVERSION=	1.9.3
+PORTVERSION=	1.9.4
 CATEGORIES=	devel rubygems
 MASTER_SITES=	RG
 
 MAINTAINER=	sunpoet@FreeBSD.org
 COMMENT=	Gems for cool.io
 WWW=		https://github.com/socketry/cool.io
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 RUN_DEPENDS=	rubygem-iobuffer>=1.0.0:devel/rubygem-iobuffer
 
 USES=		gem
 
 .include <bsd.port.mk>
diff --git a/devel/rubygem-cool.io/distinfo b/devel/rubygem-cool.io/distinfo
index 4de8c4d9f448..c34530d420a2 100644
--- a/devel/rubygem-cool.io/distinfo
+++ b/devel/rubygem-cool.io/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1771421894
-SHA256 (rubygem/cool.io-1.9.3.gem) = 107c4c85a63eeae044789ecc84cc186df23d7a72de1e487afa1a6fe7d28f0732
-SIZE (rubygem/cool.io-1.9.3.gem) = 113152
+TIMESTAMP = 1775587744
+SHA256 (rubygem/cool.io-1.9.4.gem) = a5024a2e6f79555b0ee629a0e67c1f4e2410351923057ab712f2b8d77ff2ea53
+SIZE (rubygem/cool.io-1.9.4.gem) = 113664