diff --git a/ocaml-react.spec b/ocaml-react.spec
index 52bbdb6..0da048a 100644
--- a/ocaml-react.spec
+++ b/ocaml-react.spec
@@ -2,7 +2,7 @@
 
 Name:          ocaml-react
 Version:       1.2.2
-Release:       1mamba
+Release:       2mamba
 Summary:       Declarative events and signals for OCaml
 Group:         System/Libraries/OCaml
 Vendor:        openmamba
@@ -12,12 +12,13 @@ URL:           https://erratique.ch/software/react
 Source:        https://github.com/dbuenzli/react.git/v%{version}/react-%{version}.tar.bz2
 License:       ISC License
 ## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
 BuildRequires: ocaml
 BuildRequires: ocaml-compiler-libs
 BuildRequires: ocaml-runtime
 ## AUTOBUILDREQ-END
+BuildRequires: ocaml >= 4.14.1
 BuildRequires: opam
-BuildRequires: ocaml
 BuildRequires: ocaml-findlib
 
 %description
@@ -67,6 +68,9 @@ rm -rf %{buildroot}%{_docdir}/react
 %doc CHANGES* README.md
 
 %changelog
+* Thu Jul 06 2023 Sdk Build System <sdk@mambasoft.it> 1.2.2-2mamba
+- rebuilt with ocaml 4.14.1
+
 * Fri May 13 2022 Automatic Build System <autodist@mambasoft.it> 1.2.2-1mamba
 - automatic version update by autodist