diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 94ef423..5cacfed 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -17,7 +17,7 @@ jobs:
         include:
           - ocaml-compiler: 4.08.x
             packages: 'ppx_protocol_conv.opam ppx_protocol_conv_json.opam ppx_protocol_conv_msgpack.opam ppx_protocol_conv_xmlm.opam ppx_protocol_conv_yaml.opam ppx_protocol_conv_xml_light.opam'
-          - ocaml-compiler: 5.0.x
+          - ocaml-compiler: 5
             packages: 'ppx_protocol_conv.opam ppx_protocol_conv_json.opam ppx_protocol_conv_msgpack.opam ppx_protocol_conv_xmlm.opam ppx_protocol_conv_yaml.opam'
     runs-on: ${{ matrix.os }}