diff --git a/.github/workflows/docker-action.yml b/.github/workflows/docker-action.yml
index f5a14b3..07c38db 100644
--- a/.github/workflows/docker-action.yml
+++ b/.github/workflows/docker-action.yml
@@ -19,12 +19,14 @@ jobs:
         image:
           - 'mathcomp/mathcomp:2.0.0-coq-8.16'
           - 'mathcomp/mathcomp:2.0.0-coq-8.17'
+          - 'mathcomp/mathcomp:2.0.0-coq-8.18'
           - 'mathcomp/mathcomp-dev:coq-8.16'
           - 'mathcomp/mathcomp-dev:coq-8.17'
+          - 'mathcomp/mathcomp-dev:coq-8.18'
           - 'mathcomp/mathcomp-dev:coq-dev'
       fail-fast: false
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - uses: coq-community/docker-coq-action@v1
         with:
           opam_file: 'coq-mathcomp-zify.opam'
diff --git a/meta.yml b/meta.yml
index e5eebbf..6538ac6 100644
--- a/meta.yml
+++ b/meta.yml
@@ -35,10 +35,14 @@ tested_coq_opam_versions:
   repo: 'mathcomp/mathcomp'
 - version: '2.0.0-coq-8.17'
   repo: 'mathcomp/mathcomp'
+- version: '2.0.0-coq-8.18'
+  repo: 'mathcomp/mathcomp'
 - version: 'coq-8.16'
   repo: 'mathcomp/mathcomp-dev'
 - version: 'coq-8.17'
   repo: 'mathcomp/mathcomp-dev'
+- version: 'coq-8.18'
+  repo: 'mathcomp/mathcomp-dev'
 - version: 'coq-dev'
   repo: 'mathcomp/mathcomp-dev'