diff --git a/devel/chai/Makefile b/devel/chai/Makefile
index e6a306b77186..712d4d644130 100644
--- a/devel/chai/Makefile
+++ b/devel/chai/Makefile
@@ -1,38 +1,37 @@
 PORTNAME=	chai
 DISTVERSIONPREFIX=	v
-DISTVERSION=	2025.09.1
-PORTREVISION=	1
+DISTVERSION=	2025.12.0
 CATEGORIES=	devel
 PKGNAMESUFFIX=	-library
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Copy-hiding array abstraction for data migration
 WWW=		https://github.com/LLNL/CHAI
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libcamp.so:devel/camp \
 		libRAJA.so:misc/raja \
 		libumpire.so:devel/umpire \
 		libfmt.so:devel/libfmt
 TEST_DEPENDS=	googletest>0:devel/googletest
 
 USES=		cmake:testing compiler:c++17-lang localbase:ldflags pkgconfig
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	LLNL
 GH_PROJECT=	${PORTNAME:tu}
 GH_TUPLE=	LLNL:blt:e783e30:blt/blt
 
 CMAKE_ON=	BUILD_SHARED_LIBS
 CMAKE_OFF=	UMPIRE_ENABLE_EXAMPLES \
 		ENABLE_TESTS
 CMAKE_TESTING_ON=	ENABLE_TESTS
 
 LDFLAGS+=	-lexecinfo
 
 # tests as of 2025.09.1: 100% tests passed, 0 tests failed out of 10
 
 .include <bsd.port.mk>
diff --git a/devel/chai/distinfo b/devel/chai/distinfo
index 0111ddffa61b..74c8189d5bb6 100644
--- a/devel/chai/distinfo
+++ b/devel/chai/distinfo
@@ -1,5 +1,5 @@
-TIMESTAMP = 1761844777
-SHA256 (LLNL-CHAI-v2025.09.1_GH0.tar.gz) = 8d5ff6363e37f0fb5b4606b2165a881a76f2b4f384813afe871052ccd2bb40de
-SIZE (LLNL-CHAI-v2025.09.1_GH0.tar.gz) = 113209
+TIMESTAMP = 1780602723
+SHA256 (LLNL-CHAI-v2025.12.0_GH0.tar.gz) = 4c1cf25e5cf7eb55ccd2e5cbab1982eace67c82f73ac2a065f2edd0dee305aa5
+SIZE (LLNL-CHAI-v2025.12.0_GH0.tar.gz) = 114995
 SHA256 (LLNL-blt-e783e30_GH0.tar.gz) = 4c8efec699708da3b552e533b80dd4ce3bf81da825840b3c18b9b56690898644
 SIZE (LLNL-blt-e783e30_GH0.tar.gz) = 1342801