diff --git a/ocaml-lastfm.spec b/ocaml-lastfm.spec
index bad5bb1..660e337 100644
--- a/ocaml-lastfm.spec
+++ b/ocaml-lastfm.spec
@@ -2,7 +2,7 @@
 
 Name:          ocaml-lastfm
 Version:       0.3.3
-Release:       1mamba
+Release:       3mamba
 Summary:       OCaml API to lastfm radio and audioscrobbler 
 Group:         System/Libraries/OCaml
 Vendor:        openmamba
@@ -15,11 +15,13 @@ License:       LGPL
 BuildRequires: glibc-devel
 BuildRequires: ocaml
 BuildRequires: ocaml-pcre-devel
+BuildRequires: ocaml-runtime
 BuildRequires: ocaml-xmlplaylist-devel
 BuildRequires: ocamlnet-devel
 ## AUTOBUILDREQ-END
+BuildRequires: ocaml-pcre-devel >= 0.3.3-2mamba
+BuildRequires: ocaml >= 4.14.1
 BuildRequires: dune
-BuildRequires: ocaml
 BuildRequires: ocaml-findlib
 BuildRequires: ocamlnet
 Requires:      ocamlnet
@@ -45,7 +47,7 @@ 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
 
@@ -72,5 +74,11 @@ rm -rf %{buildroot}/usr/doc
 %doc CHANGES* README.md
 
 %changelog
+* Sun Jul 16 2023 Sdk Build System <sdk@mambasoft.it> 0.3.3-3mamba
+- rebuilt with ocaml-pcre 0.3.3
+
+* Thu Jul 06 2023 Sdk Build System <sdk@mambasoft.it> 0.3.3-2mamba
+- rebuilt with ocaml 4.14.1
+
 * Sun Feb 06 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.3.3-1mamba
 - package created using the webbuild interface