diff --git a/.github/workflows/blank.yml b/.github/workflows/blank.yml
index 889da1d50..9b9e77b00 100644
--- a/.github/workflows/blank.yml
+++ b/.github/workflows/blank.yml
@@ -5,6 +5,8 @@ on:
   push:
     branches:
       - "1.30"
+      - "1.40" # for future
+      - "1.50"
       - "more-dune"
 
 permissions: read-all
@@ -18,16 +20,16 @@ jobs:
           - ubuntu-latest
           - macos-latest
         ocaml-compiler:
-          - 4.13.1
+          - 4.14.2
 
     runs-on: ${{ matrix.os }}
 
     steps:
       - name: Checkout tree
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Set-up OCaml ${{ matrix.ocaml-compiler }}
-        uses: ocaml/setup-ocaml@v2
+        uses: ocaml/setup-ocaml@v3
         with:
           ocaml-compiler: ${{ matrix.ocaml-compiler }}