diff --git a/.github/workflows/workflow.yml b/.github/workflows/workflow.yml
index 999e2ea..2607617 100644
--- a/.github/workflows/workflow.yml
+++ b/.github/workflows/workflow.yml
@@ -19,7 +19,7 @@ jobs:
           - ubuntu-latest
         ocaml-compiler:
           - 4.14.0
-          - 5.0.0
+          - 5.1.0
         concurrency:
           - async
           - lwt