diff --git a/ocaml-xmlplaylist.spec b/ocaml-xmlplaylist.spec
index 97182cb..4bf79f5 100644
--- a/ocaml-xmlplaylist.spec
+++ b/ocaml-xmlplaylist.spec
@@ -2,7 +2,7 @@
 
 Name:          ocaml-xmlplaylist
 Version:       0.1.5
-Release:       2mamba
+Release:       3mamba
 Summary:       OCaml module to parse various RSS playlist formats
 Group:         Development/Libraries
 Vendor:        openmamba
@@ -14,8 +14,10 @@ License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: ocaml
+BuildRequires: ocaml-runtime
 BuildRequires: ocaml-xmlm-devel
 ## AUTOBUILDREQ-END
+BuildRequires: ocaml >= 4.14.1
 BuildRequires: dune
 BuildRequires: ocaml-xmlm-devel >= 1.4.0
 
@@ -40,7 +42,7 @@ dune build
 
 %install
 [ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
-DESTDIR=%{buildroot} dune install --prefix "/usr" --libdir "%{_lib}/ocaml"
+DESTDIR=%{buildroot} dune install --prefix "/usr" --libdir "%{_libdir}/ocaml"
 
 rm -rf %{buildroot}/usr/doc
 
@@ -66,6 +68,9 @@ rm -rf %{buildroot}/usr/doc
 %doc CHANGES README
 
 %changelog
+* Thu Jul 06 2023 Sdk Build System <sdk@mambasoft.it> 0.1.5-3mamba
+- rebuilt with ocaml 4.14.1
+
 * Sat Feb 12 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.1.5-2mamba
 - rebuilt with ocaml-xmlm 1.4.0