diff --git a/devel/taskflow/Makefile b/devel/taskflow/Makefile
index 2ddad7a2de50..8c4d619ecd0b 100644
--- a/devel/taskflow/Makefile
+++ b/devel/taskflow/Makefile
@@ -1,25 +1,24 @@
 PORTNAME=	taskflow
 DISTVERSIONPREFIX=	v
-DISTVERSION=	4.0.0
-PORTREVISION=	1
+DISTVERSION=	4.1.0
 CATEGORIES=	devel
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Header-only library for parallel tasks in modern C++
 WWW=		https://taskflow.github.io/ \
 		https://github.com/taskflow/taskflow
 
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
 USES=		cmake:testing compiler:c++17-lang
 USE_GITHUB=	yes
 
 CMAKE_OFF=	TF_BUILD_CUDA TF_BUILD_TESTS TF_BUILD_EXAMPLES
 CMAKE_TESTING_ON=	BUILD_TESTING TF_BUILD_TESTS
 
 NO_ARCH=	yes
 
-# tests as of 4.0.0: 100% tests passed, 0 tests failed out of 2294
+# tests as of 4.1.0: 100% tests passed, 0 tests failed out of 2909
 
 .include <bsd.port.mk>
diff --git a/devel/taskflow/distinfo b/devel/taskflow/distinfo
index 9af08c4cc3ad..937ce18074ed 100644
--- a/devel/taskflow/distinfo
+++ b/devel/taskflow/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1769883385
-SHA256 (taskflow-taskflow-v4.0.0_GH0.tar.gz) = a9d27ad29caffc95e394976c6a362debb94194f9b3fbb7f25e34aaf54272f497
-SIZE (taskflow-taskflow-v4.0.0_GH0.tar.gz) = 63725755
+TIMESTAMP = 1781932814
+SHA256 (taskflow-taskflow-v4.1.0_GH0.tar.gz) = 2107f90e315e48a676922010b036357ff2b0c6b9160ce17fa9396e5860b1d715
+SIZE (taskflow-taskflow-v4.1.0_GH0.tar.gz) = 42507041
diff --git a/devel/taskflow/pkg-plist b/devel/taskflow/pkg-plist
index 29f578ac3b65..f6b5e0dd2a83 100644
--- a/devel/taskflow/pkg-plist
+++ b/devel/taskflow/pkg-plist
@@ -1,67 +1,74 @@
 include/taskflow/algorithm/algorithm.hpp
 include/taskflow/algorithm/data_pipeline.hpp
+include/taskflow/algorithm/fill.hpp
 include/taskflow/algorithm/find.hpp
 include/taskflow/algorithm/for_each.hpp
+include/taskflow/algorithm/generate.hpp
+include/taskflow/algorithm/merge.hpp
 include/taskflow/algorithm/module.hpp
 include/taskflow/algorithm/partitioner.hpp
 include/taskflow/algorithm/pipeline.hpp
 include/taskflow/algorithm/reduce.hpp
 include/taskflow/algorithm/scan.hpp
 include/taskflow/algorithm/sort.hpp
 include/taskflow/algorithm/transform.hpp
 include/taskflow/core/async.hpp
 include/taskflow/core/async_task.hpp
 include/taskflow/core/atomic_notifier.hpp
 include/taskflow/core/declarations.hpp
 include/taskflow/core/environment.hpp
 include/taskflow/core/error.hpp
 include/taskflow/core/executor.hpp
 include/taskflow/core/flow_builder.hpp
 include/taskflow/core/graph.hpp
 include/taskflow/core/nonblocking_notifier.hpp
-include/taskflow/core/observer.hpp
 include/taskflow/core/runtime.hpp
 include/taskflow/core/semaphore.hpp
 include/taskflow/core/task.hpp
 include/taskflow/core/task_group.hpp
 include/taskflow/core/taskflow.hpp
 include/taskflow/core/topology.hpp
 include/taskflow/core/worker.hpp
 include/taskflow/core/wsq.hpp
 include/taskflow/cuda/algorithm/find.hpp
 include/taskflow/cuda/algorithm/for_each.hpp
 include/taskflow/cuda/algorithm/matmul.hpp
 include/taskflow/cuda/algorithm/merge.hpp
 include/taskflow/cuda/algorithm/reduce.hpp
 include/taskflow/cuda/algorithm/scan.hpp
 include/taskflow/cuda/algorithm/single_task.hpp
 include/taskflow/cuda/algorithm/sort.hpp
 include/taskflow/cuda/algorithm/transform.hpp
 include/taskflow/cuda/algorithm/transpose.hpp
 include/taskflow/cuda/cuda_capturer.hpp
 include/taskflow/cuda/cuda_device.hpp
 include/taskflow/cuda/cuda_error.hpp
 include/taskflow/cuda/cuda_execution_policy.hpp
 include/taskflow/cuda/cuda_graph.hpp
 include/taskflow/cuda/cuda_graph_exec.hpp
 include/taskflow/cuda/cuda_memory.hpp
 include/taskflow/cuda/cuda_meta.hpp
 include/taskflow/cuda/cuda_optimizer.hpp
 include/taskflow/cuda/cuda_stream.hpp
 include/taskflow/cuda/cudaflow.hpp
+include/taskflow/observer/chrome.hpp
+include/taskflow/observer/interface.hpp
+include/taskflow/observer/tfprof.hpp
 include/taskflow/taskflow.hpp
 include/taskflow/utility/iterator.hpp
 include/taskflow/utility/lazy_string.hpp
 include/taskflow/utility/macros.hpp
 include/taskflow/utility/math.hpp
 include/taskflow/utility/mpmc.hpp
 include/taskflow/utility/object_pool.hpp
 include/taskflow/utility/os.hpp
 include/taskflow/utility/serializer.hpp
 include/taskflow/utility/small_vector.hpp
+include/taskflow/utility/spsc.hpp
 include/taskflow/utility/stream.hpp
 include/taskflow/utility/traits.hpp
 include/taskflow/utility/uuid.hpp
-lib/cmake/Taskflow/TaskflowConfig.cmake
-lib/cmake/Taskflow/TaskflowConfigVersion.cmake
-lib/cmake/Taskflow/TaskflowTargets.cmake
+libdata/pkgconfig/taskflow.pc
+share/cmake/Taskflow/TaskflowConfig.cmake
+share/cmake/Taskflow/TaskflowConfigVersion.cmake
+share/cmake/Taskflow/TaskflowTargets.cmake