diff --git a/_service b/_service
index 8eb20e1..2801400 100644
--- a/_service
+++ b/_service
@@ -1,7 +1,7 @@
 <services>
   <service name="tar_scm" mode="disabled">
     <param name="filename">ocaml-fileutils</param>
-    <param name="revision">9ad8d2ee342c551391f2a9873de01982d24b36d5</param>
+    <param name="revision">324a05938d88c4b645287adbf5ceb74f4ce0daec</param>
     <param name="scm">git</param>
     <param name="submodules">disable</param>
     <param name="url">https://github.com/gildor478/ocaml-fileutils.git</param>
diff --git a/ocaml-fileutils-0.6.3.tar.xz b/ocaml-fileutils-0.6.3.tar.xz
deleted file mode 100644
index a2983df..0000000
--- a/ocaml-fileutils-0.6.3.tar.xz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:23b323534bbe57f092ac5f09e2f0f444c8daf600bce01e15f601620b7d29241e
-size 42204
diff --git a/ocaml-fileutils-0.6.4.tar.xz b/ocaml-fileutils-0.6.4.tar.xz
new file mode 100644
index 0000000..36dc76b
--- /dev/null
+++ b/ocaml-fileutils-0.6.4.tar.xz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f42cb1975ac0627b0fd01d0437947f648ed53e87bef367e429e35937d51a1f42
+size 42008
diff --git a/ocaml-fileutils.changes b/ocaml-fileutils.changes
index 0c117d7..e38cc1d 100644
--- a/ocaml-fileutils.changes
+++ b/ocaml-fileutils.changes
@@ -1,3 +1,9 @@
+-------------------------------------------------------------------
+Sun Jan  1 01:01:01 UTC 2023 - ohering@suse.de
+
+- Update to version 0.6.4
+  See included CHANGES.md for details
+
 -------------------------------------------------------------------
 Mon Apr  4 04:04:04 UTC 2022 - ohering@suse.de
 
diff --git a/ocaml-fileutils.spec b/ocaml-fileutils.spec
index 422acdf..93149bc 100644
--- a/ocaml-fileutils.spec
+++ b/ocaml-fileutils.spec
@@ -1,7 +1,7 @@
 #
 # spec file for package ocaml-fileutils
 #
-# Copyright (c) 2022 SUSE LLC
+# Copyright (c) 2023 SUSE LLC
 #
 # All modifications and additions to the file contributed by third parties
 # remain the property of their copyright owners, unless otherwise agreed
@@ -25,7 +25,7 @@
 
 %define     pkg ocaml-fileutils
 Name:           %pkg%nsuffix
-Version:        0.6.3
+Version:        0.6.4
 Release:        0
 %{?ocaml_preserve_bytecode}
 Summary:        OCaml library for common file and filename operations
@@ -35,15 +35,15 @@ URL:            https://opam.ocaml.org/packages/fileutils
 Source0:        %pkg-%version.tar.xz
 BuildRequires:  ocaml
 BuildRequires:  ocaml-dune
-BuildRequires:  ocaml-rpm-macros >= 20220222
-BuildRequires:  ocamlfind(bytes)
+BuildRequires:  ocaml-rpm-macros >= 20220707
+BuildRequires:  ocamlfind(seq)
 BuildRequires:  ocamlfind(stdlib-shims)
 BuildRequires:  ocamlfind(str)
 BuildRequires:  ocamlfind(unix)
 
 %if "%build_flavor" == "testsuite"
 BuildRequires:  ocamlfind(fileutils)
-BuildRequires:  ocamlfind(oUnit)
+BuildRequires:  ocamlfind(ounit2)
 BuildRequires:  ocamlfind(stdlib-shims)
 %endif