diff --git a/ocaml-samplerate.spec b/ocaml-samplerate.spec
index 122a42a..65bb5a4 100644
--- a/ocaml-samplerate.spec
+++ b/ocaml-samplerate.spec
@@ -2,7 +2,7 @@
 
 Name:          ocaml-samplerate
 Version:       0.1.6
-Release:       1mamba
+Release:       2mamba
 Summary:       OCaml bindings for libsamplerate
 Group:         Development/Bindings
 Vendor:        openmamba
@@ -14,8 +14,9 @@ License:       LGPL
 ## AUTOBUILDREQ-BEGIN
 BuildRequires: glibc-devel
 BuildRequires: libsamplerate-devel
-BuildRequires: ocaml
+BuildRequires: ocaml-runtime
 ## AUTOBUILDREQ-END
+BuildRequires: ocaml >= 4.14.1
 BuildRequires: dune
 
 %description
@@ -39,7 +40,7 @@ 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
 
@@ -67,6 +68,9 @@ rm -rf %{buildroot}/usr/doc
 %doc examples
 
 %changelog
+* Fri Jul 07 2023 Sdk Build System <sdk@mambasoft.it> 0.1.6-2mamba
+- rebuilt with ocaml 4.14.1
+
 * Sun Jan 30 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 0.1.6-1mamba
 - update to 0.1.6