diff --git a/.github/workflows/opam.yml b/.github/workflows/opam.yml
index 90922403b..ded1b47ca 100644
--- a/.github/workflows/opam.yml
+++ b/.github/workflows/opam.yml
@@ -24,7 +24,8 @@ jobs:
           - 4.14.x
           - 5.0.0
           - 5.1.0
-          - ocaml-variants.5.2.0+trunk
+          - 5.2.0
+          - ocaml-variants.5.3.0+trunk
 
     runs-on: ubuntu-latest