diff --git a/graphics/diplib/Makefile b/graphics/diplib/Makefile
index a80327b1f1b0..42b3093688e6 100644
--- a/graphics/diplib/Makefile
+++ b/graphics/diplib/Makefile
@@ -1,23 +1,23 @@
 PORTNAME=	diplib
-DISTVERSION=	3.3.0
+DISTVERSION=	3.4.0
 CATEGORIES=	graphics
 
 MAINTAINER=	yuri@FreeBSD.org
 COMMENT=	Library and development environment for quantitative image analysis
 WWW=		https://diplib.org/
 
 LICENSE=	APACHE20
 LICENSE_FILE=	${WRKSRC}/LICENSE.txt
 
 USES=		cmake:testing gl
 USE_GL=		gl glut
 USE_LDCONFIG=	yes
 
 USE_GITHUB=	yes
 GH_ACCOUNT=	DIPlib
 
 CMAKE_OFF=	DIP_BUILD_PYDIP
 CMAKE_TESTING_ON=	DIP_ENABLE_DOCTEST
 CMAKE_TESTING_TARGET=	check # one test fails, see https://github.com/DIPlib/diplib/issues/120
 
 .include <bsd.port.mk>
diff --git a/graphics/diplib/distinfo b/graphics/diplib/distinfo
index cb96e5b10edd..cb95f87bf55d 100644
--- a/graphics/diplib/distinfo
+++ b/graphics/diplib/distinfo
@@ -1,3 +1,3 @@
-TIMESTAMP = 1666060672
-SHA256 (DIPlib-diplib-3.3.0_GH0.tar.gz) = 01c6fc164d973fe89a9a9b04082a2915aeaedfbd207bf78ce3f83aa298b603d7
-SIZE (DIPlib-diplib-3.3.0_GH0.tar.gz) = 5836509
+TIMESTAMP = 1679792902
+SHA256 (DIPlib-diplib-3.4.0_GH0.tar.gz) = e8ea2bc060400a9ec0289f228fd919600e0ee856dda9cde5de7c76d17a776a59
+SIZE (DIPlib-diplib-3.4.0_GH0.tar.gz) = 8335736
diff --git a/graphics/diplib/pkg-plist b/graphics/diplib/pkg-plist
index 86ff8e4ee2e8..a1bcba56e343 100644
--- a/graphics/diplib/pkg-plist
+++ b/graphics/diplib/pkg-plist
@@ -1,91 +1,92 @@
 bin/dipview
 include/dip_matlab_interface.h
 include/dip_opencv_interface.h
 include/dip_vigra_interface.h
 include/diplib.h
 include/diplib/accumulators.h
 include/diplib/analysis.h
 include/diplib/binary.h
 include/diplib/border.h
 include/diplib/boundary.h
 include/diplib/chain_code.h
 include/diplib/color.h
+include/diplib/deconvolution.h
 include/diplib/detection.h
 include/diplib/dft.h
 include/diplib/display.h
 include/diplib/distance.h
 include/diplib/distribution.h
 include/diplib/file_io.h
 include/diplib/framework.h
 include/diplib/generation.h
 include/diplib/generic_iterators.h
 include/diplib/geometry.h
 include/diplib/graph.h
 include/diplib/histogram.h
 include/diplib/iterators.h
 include/diplib/kernel.h
 include/diplib/library/clamp_cast.h
 include/diplib/library/copy_buffer.h
 include/diplib/library/datatype.h
 include/diplib/library/dimension_array.h
 include/diplib/library/error.h
 include/diplib/library/export.h
 include/diplib/library/image.h
 include/diplib/library/image_views.h
 include/diplib/library/numeric.h
 include/diplib/library/operators.h
 include/diplib/library/physical_dimensions.h
 include/diplib/library/sample_iterator.h
 include/diplib/library/stringparams.h
 include/diplib/library/tensor.h
 include/diplib/library/types.h
 include/diplib/linear.h
 include/diplib/lookup_table.h
 include/diplib/mapping.h
 include/diplib/math.h
 include/diplib/measurement.h
 include/diplib/microscopy.h
 include/diplib/morphology.h
 include/diplib/multithreading.h
 include/diplib/neighborlist.h
 include/diplib/nonlinear.h
 include/diplib/overload.h
 include/diplib/pixel_table.h
 include/diplib/private/constfor.h
 include/diplib/private/pcg_extras.hpp
 include/diplib/private/pcg_random.hpp
 include/diplib/private/pcg_uint128.hpp
 include/diplib/private/readme.txt
 include/diplib/private/robin_growth_policy.h
 include/diplib/private/robin_hash.h
 include/diplib/private/robin_map.h
 include/diplib/private/robin_set.h
 include/diplib/random.h
 include/diplib/regions.h
 include/diplib/saturated_arithmetic.h
 include/diplib/segmentation.h
 include/diplib/simple_file_io.h
 include/diplib/statistics.h
 include/diplib/testing.h
 include/diplib/transform.h
 include/diplib/union_find.h
 include/diplib/viewer/control.h
 include/diplib/viewer/export.h
 include/diplib/viewer/glfw.h
 include/diplib/viewer/glut.h
 include/diplib/viewer/histogram.h
 include/diplib/viewer/image.h
 include/diplib/viewer/link.h
 include/diplib/viewer/manager.h
 include/diplib/viewer/proxy.h
 include/diplib/viewer/slice.h
 include/diplib/viewer/status.h
 include/diplib/viewer/tensor.h
 include/diplib/viewer/viewer.h
 include/dipviewer.h
 lib/cmake/DIPlib/DIPlibConfig.cmake
 lib/cmake/DIPlib/DIPlibConfigVersion.cmake
 lib/cmake/DIPlib/DIPlibTargets-%%CMAKE_BUILD_TYPE%%.cmake
 lib/cmake/DIPlib/DIPlibTargets.cmake
 lib/libDIP.so
 lib/libDIPviewer.so