diff --git a/ocaml-dune-debuginfo.patch b/ocaml-dune-debuginfo.patch
index 56a2abe..8cb3cb3 100644
--- a/ocaml-dune-debuginfo.patch
+++ b/ocaml-dune-debuginfo.patch
@@ -1,6 +1,6 @@
---- dune-3.7.0/src/dune_engine/dune_project.ml.orig	2023-02-17 07:44:16.000000000 -0700
-+++ dune-3.7.0/src/dune_engine/dune_project.ml	2023-03-21 10:01:16.334828478 -0600
-@@ -457,7 +457,7 @@ let implicit_transitive_deps_default ~la
+--- dune-3.8.1/src/dune_rules/dune_project.ml.orig	2023-06-05 10:33:12.000000000 -0600
++++ dune-3.8.1/src/dune_rules/dune_project.ml	2023-06-09 15:43:53.671558827 -0600
+@@ -465,7 +465,7 @@ let implicit_transitive_deps_default ~la
  let wrapped_executables_default ~(lang : Lang.Instance.t) =
    lang.version >= (2, 0)
  
diff --git a/ocaml-dune.spec b/ocaml-dune.spec
index 42c926f..1b3e6cb 100644
--- a/ocaml-dune.spec
+++ b/ocaml-dune.spec
@@ -10,23 +10,31 @@
 %bcond_with lwt
 
 Name:           ocaml-dune
-Version:        3.7.1
+Version:        3.8.1
 Release:        1%{?dist}
 Summary:        Composable build system for OCaml and Reason
 
 # Dune itself is MIT.  Some bundled libraries have a different license:
 # ISC:
 # - vendor/cmdliner
+# - vendor/fmt
+# - vendor/notty
+# - vendor/opam-0install
+# - vendor/sha
+# - vendor/uutf
 # LGPL-2.0-only:
 # - vendor/incremental-cycles
 # LGPL-2.0-only WITH OCaml-LGPL-linking-exception
 # - vendor/ocaml-inotify
+# - vendor/opam
 # - vendor/opam-file-format
 # - vendor/re
+# LGPL-2.1-or-later:
+# - vendor/0install-solver
 # MIT:
 # - vendor/build_path_prefix_map
 # - vendor/spawn
-License:        MIT AND ISC AND LGPL-2.0-only AND LGPL-2.0-only WITH OCaml-LGPL-linking-exception
+License:        MIT AND ISC AND LGPL-2.0-only AND LGPL-2.0-only WITH OCaml-LGPL-linking-exception AND LGPL-2.1-or-later
 URL:            https://dune.build
 Source0:        https://github.com/ocaml/dune/archive/%{version}/dune-%{version}.tar.gz
 # When building without lwt, remove libraries that need it
@@ -51,13 +59,20 @@ BuildRequires:  ocaml-lwt-devel
 # Dune has vendored deps to avoid dependency cycles.  Upstream deliberately
 # does not support unbundling these dependencies.
 # See https://github.com/ocaml/dune/issues/220
+Provides:       bundled(ocaml-0install-solver) = 2.18
 Provides:       bundled(ocaml-build-path-prefix-map) = 0.3
 Provides:       bundled(ocaml-cmdliner) = 1.1.1
+Provides:       bundled(ocaml-fmt) = 0.8.10
 Provides:       bundled(ocaml-incremental-cycles) = 1e2030a5d5183d84561cde142eecca40e03db2a3
 Provides:       bundled(ocaml-inotify) = 2.3
-Provides:       bundled(ocaml-opam-file-format) = 2.0.0
+Provides:       bundled(ocaml-notty) = 0.2.3
+Provides:       bundled(ocaml-opam) = 2.1.4
+Provides:       bundled(ocaml-opam-0install) = 0.4.3
+Provides:       bundled(ocaml-opam-file-format) = 2.1.6
 Provides:       bundled(ocaml-re) = 1.9.0
+Provides:       bundled(ocaml-sha) = 1.15.4
 Provides:       bundled(ocaml-spawn) = 0.15.1
+Provides:       bundled(ocaml-uutf) = 1.0.3
 
 Provides:       dune = %{version}-%{release}
 
@@ -548,6 +563,10 @@ cd -
 %files -n ocaml-xdg-devel -f .ofiles-xdg-devel
 
 %changelog
+* Fri Jun  9 2023 Jerry James <loganjerry@gmail.com> - 3.8.1-1
+- Version 3.8.1
+- Add LGPL-2.1-or-later to License tag due to bundled 0install-solver
+
 * Tue Apr  4 2023 Jerry James <loganjerry@gmail.com> - 3.7.1-1
 - Version 3.7.1
 
diff --git a/sources b/sources
index 672e122..48681f7 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (dune-3.7.1.tar.gz) = d741b2a92e970f9747240d4356045f46447238f7c8d8c47ba0b1cad96b8194461a47fa315d86a1eef2033a4d38001c999e6033c31b0c75a311367fb78ea12b6b
+SHA512 (dune-3.8.1.tar.gz) = 22e0f15df8878b7cfe2bf38a1ea1e88b4aea4d9b6f7e6ff60b5766c7c6d498f8af98965215fc9f3c23bde15b46317482137990d3df499df0a8d3ed14183ea5f2