diff --git a/math/rumur/Makefile b/math/rumur/Makefile
index fb4fcc81eb85..eed17408c9d6 100644
--- a/math/rumur/Makefile
+++ b/math/rumur/Makefile
@@ -1,35 +1,35 @@
 PORTNAME=	rumur
 DISTVERSIONPREFIX=	v
-DISTVERSION=	2025.01.05
+DISTVERSION=	2025.08.31
 CATEGORIES=	math
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Model checker, a formal verification tool for state machines
 WWW=		https://github.com/Smattr/rumur
 
 LICENSE=	PD
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 LIB_DEPENDS=	libgmpxx.so:math/gmp
 
 USES=		bison cmake compiler:c++11-lang python:build shebangfix
 USE_LDCONFIG=	yes
 
 SHEBANG_FILES=	rumur/src/rumur-run
 SHEBANG_GLOB=	*.py
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	Smattr
 
 CMAKE_ON=	BUILD_SHARED_LIBS
 CMAKE_ARGS=	BISON_EXECUTABLE:STRING=${LOCALBASE}/bin/bison
 
 BINARY_ALIAS=	python3=${PYTHON_CMD}
 
 do-test: # the test command outputs only in the end of the run
 	@cd ${BUILD_WRKSRC} && \
 		${SETENV} ${CONFIGURE_ENV} ${CMAKE_BIN} --build . --target check
 
 # tests as of 2025.01.05: 2 failed, 5381 passed, 238 skipped in 1032.03s (0:17:12), see https://github.com/Smattr/rumur/issues/289
 
 .include <bsd.port.mk>
diff --git a/math/rumur/distinfo b/math/rumur/distinfo
index f1b8481b0cd8..349a57374998 100644
--- a/math/rumur/distinfo
+++ b/math/rumur/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1736117682
-SHA256 (Smattr-rumur-v2025.01.05_GH0.tar.gz) = 5a17f869879800abe8a3eb9de4802c1cf85d7dae06a043f1946287d3cbcf7f93
-SIZE (Smattr-rumur-v2025.01.05_GH0.tar.gz) = 349202
+TIMESTAMP = 1762710274
+SHA256 (Smattr-rumur-v2025.08.31_GH0.tar.gz) = 5be73475ec4dd9f59596c62e84a428ebe1efead9b8ded4e9bfda70c4b07651ce
+SIZE (Smattr-rumur-v2025.08.31_GH0.tar.gz) = 354447
diff --git a/math/rumur/pkg-plist b/math/rumur/pkg-plist
index d1aa3419761c..d460ee5f94f6 100644
--- a/math/rumur/pkg-plist
+++ b/math/rumur/pkg-plist
@@ -1,52 +1,57 @@
 bin/murphi-format
 bin/murphi2c
 bin/murphi2murphi
 bin/murphi2smv
 bin/murphi2uclid
 bin/murphi2xml
 bin/rumur
 bin/rumur-run
 include/rumur/Boolean.h
 include/rumur/Comment.h
 include/rumur/Decl.h
 include/rumur/Expr.h
 include/rumur/Function.h
 include/rumur/Model.h
 include/rumur/Node.h
 include/rumur/Number.h
 include/rumur/Property.h
 include/rumur/Ptr.h
 include/rumur/Rule.h
 include/rumur/Stmt.h
 include/rumur/Symtab.h
 include/rumur/TypeExpr.h
 include/rumur/except.h
 include/rumur/indexer.h
 include/rumur/location.hh
 include/rumur/parse.h
 include/rumur/parser.yy.hh
 include/rumur/position.hh
 include/rumur/resolve-symbols.h
 include/rumur/rumur.h
 include/rumur/sanitise_rule_names.h
 include/rumur/scanner.h
 include/rumur/stack.hh
 include/rumur/traverse.h
 include/rumur/validate.h
 include/rumur/version.h
 lib/cmake/rumur/librumurConfig-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/rumur/librumurConfig.cmake
 lib/cmake/rumur/rumurConfig.cmake
 lib/librumur.so
 share/man/man1/murphi-format.1.gz
 share/man/man1/murphi2c.1.gz
 share/man/man1/murphi2murphi.1.gz
 share/man/man1/murphi2smv.1.gz
 share/man/man1/murphi2uclid.1.gz
 share/man/man1/murphi2xml.1.gz
 share/man/man1/rumur-run.1.gz
 share/man/man1/rumur.1.gz
 %%DATADIR%%/lib/README.rst
-%%DATADIR%%/lib/list
+%%DATADIR%%/lib/_list
+%%DATADIR%%/lib/_set
 %%DATADIR%%/lib/v2025.01.04/list
 %%DATADIR%%/lib/v2025.01.05/list
+%%DATADIR%%/lib/v2025.02.02/_list
+%%DATADIR%%/lib/v2025.02.02/_set
+%%DATADIR%%/lib/v2025.08.31/_list
+%%DATADIR%%/lib/v2025.08.31/_set