diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index c9551f7..94ef423 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -13,7 +13,7 @@ jobs:
           - ubuntu-latest
         ocaml-compiler:
           - 4.08.x
-          - 5.0.x
+          - 5
         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'