diff --git a/.github/workflows/ci.ml b/.github/workflows/ci.ml
index 2ea12514e59..eb5dc71e518 100644
--- a/.github/workflows/ci.ml
+++ b/.github/workflows/ci.ml
@@ -128,7 +128,8 @@ let get_cache_cont : type s . s cache_name -> s = function
           | _ -> fun _ b -> b in
         let is_windows = if_windows true false in f
         {name = Printf.sprintf "OCaml %s" version;
-         key = Printf.sprintf "${{ runner.os }}%s-ocaml-%s-${{ %s.outputs.ocaml-cache }}-${{ %s.outputs.archives }}" (if_windows ("-" ^ host) "") version version;
+         key =
+           (fun step -> Printf.sprintf "${{ runner.os }}%s-ocaml-%s-${{ %s.outputs.ocaml-cache }}-${{ %s.outputs.archives }}" (if_windows ("-" ^ host) "") version step step);
          id = "ocaml-cache";
          force_gzip = is_windows;
          paths = [if_windows {|D:\Cache\ocaml-local.tar|} "~/.cache/ocaml-local/**"];
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index a63bcb559d3..f77b4cf4150 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -127,7 +127,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}
@@ -179,7 +179,7 @@ jobs:
       uses: ocaml-opam/cache@opam
       with:
         path: D:\Cache\ocaml-local.tar
-        key: ${{ runner.os }}-${{ matrix.host }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-${{ matrix.host }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
         force-gzip: true
     - name: Unpack Cygwin
       shell: cmd
@@ -245,7 +245,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}
@@ -285,7 +285,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}
@@ -339,7 +339,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}
@@ -428,7 +428,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}
@@ -474,7 +474,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}
@@ -517,7 +517,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}
@@ -548,7 +548,7 @@ jobs:
       uses: actions/cache@v3
       with:
         path: ~/.cache/ocaml-local/**
-        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ ${{ matrix.ocamlv }}.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
+        key: ${{ runner.os }}-ocaml-${{ matrix.ocamlv }}-${{ needs.Analyse.outputs.ocaml-cache }}-${{ needs.Analyse.outputs.archives }}
     - name: Create OCaml ${{ matrix.ocamlv }} cache
       if: steps.ocaml-cache.outputs.cache-hit != 'true'
       run: bash -exu .github/scripts/main/ocaml-cache.sh ${{ runner.os }} ${{ matrix.ocamlv }}