diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index adff5be78..747fd7bfe 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -192,6 +192,8 @@ jobs:
 
       - name: Download the proof params
         uses: ./.github/workflows/proof-params-download.yml
+        with:
+          parameters-json-hash: ${{ hashFiles('filecoin-proofs/parameters.json') }}
 
       - name: Test in release profile
         run: cargo test --verbose --release --workspace --all-targets
diff --git a/.github/workflows/proof-params-download.yml b/.github/workflows/proof-params-download.yml
index 0c23f279e..e7e7b0173 100644
--- a/.github/workflows/proof-params-download.yml
+++ b/.github/workflows/proof-params-download.yml
@@ -1,11 +1,12 @@
 name: Download proof params
 
 on: workflow_call
-  #workflow_call:
-    #inputs:
-    #  config-path:
-    #    required: true
-    #    type: string
+  workflow_call:
+    inputs:
+      # The hash of the parameters.json file.
+      parameters-json-hash:
+        required: true
+        type: string
     #secrets:
     #  token:
     #    required: true
@@ -26,7 +27,7 @@ jobs:
       - name: Download all Artifacts from proof-params workflow
         uses: actions/download-artifact@v4
         with:
-          pattern: proof-params-v28-n-${{ hashFiles('filecoin-proofs/parameters.json') }}-*
+          pattern: proof-params-v28-n-${{ inputs.parameters-json-hash }}-*
           path: /var/tmp/filecoin-proof-parameters/
           merge-multiple: true
           run-id: ${{ fromJson(steps.latest-proof-params.outputs.data).workflow_runs[0].id }}