diff --git a/devel/glibmm/Makefile b/devel/glibmm/Makefile
index 72f0c60d2475..3647b10ef01b 100644
--- a/devel/glibmm/Makefile
+++ b/devel/glibmm/Makefile
@@ -1,27 +1,27 @@
 PORTNAME=	glibmm
-DISTVERSION=	2.66.7
+DISTVERSION=	2.66.8
 PORTEPOCH=	1
 CATEGORIES=	devel
 MASTER_SITES=	GNOME
 DIST_SUBDIR=	gnome
 
 MAINTAINER=	gnome@FreeBSD.org
 COMMENT=	C++ interfaces for glib2
 WWW=		https://www.gtkmm.org/
 
 LICENSE=	LGPL21
 
 USES=		compiler:c++11-lang gettext gnome meson pathfix perl5 \
 		pkgconfig python:build shebangfix tar:xz
 SHEBANG_GLOB=	*.py
 USE_GNOME=	glib20 libsigc++20
 USE_LDCONFIG=	yes
 
 MESON_ARGS=	-Dbuild-documentation=false \
 		-Dbuild-examples=false
 
 # 2.68 and later are currently incompatible with consumers
 PORTSCOUT=	limit:^2\.66
 PLIST_SUB=	VERSION=2.4
 
 .include <bsd.port.mk>
diff --git a/devel/glibmm/distinfo b/devel/glibmm/distinfo
index ac5878d8d5c1..4b7b19f870e3 100644
--- a/devel/glibmm/distinfo
+++ b/devel/glibmm/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1720347052
-SHA256 (gnome/glibmm-2.66.7.tar.xz) = fe02c1e5f5825940d82b56b6ec31a12c06c05c1583cfe62f934d0763e1e542b3
-SIZE (gnome/glibmm-2.66.7.tar.xz) = 8773780
+TIMESTAMP = 1746463291
+SHA256 (gnome/glibmm-2.66.8.tar.xz) = 64f11d3b95a24e2a8d4166ecff518730f79ecc27222ef41faf7c7e0340fc9329
+SIZE (gnome/glibmm-2.66.8.tar.xz) = 8597344