diff --git a/.github/workflows/reproducible.yaml b/.github/workflows/reproducible.yaml
index e2eb275645f..45585a0f6bb 100644
--- a/.github/workflows/reproducible.yaml
+++ b/.github/workflows/reproducible.yaml
@@ -24,7 +24,11 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        os: [ubuntu-20.04, ubuntu-22.04, macos-11, macos-12]
+        os:
+          # - macos-11
+          # - macos-12
+          - ubuntu-20.04
+          - ubuntu-22.04
     steps:
       - name: Unbork mac
         run: |
@@ -69,12 +73,17 @@ jobs:
       - name: 'Upload hashes'
         uses: actions/upload-artifact@v4
         with:
-          name: hashes
+          name: hashes_${{ matrix.os }}_${{ matrix.time }}
           path: hashes/*.txt
   compare_hashes:
     runs-on: ubuntu-latest
     needs: [docker_build]
     steps:
+      - name: Merge Hashes
+        uses: actions/upload-artifact/merge@v4
+        with:
+          name: hashes
+          pattern: hashes_*
       - name: Get hashes
         uses: actions/download-artifact@v4
         with:
diff --git a/CHANGELOG-Nns-Dapp-unreleased.md b/CHANGELOG-Nns-Dapp-unreleased.md
index d7b0a6d2150..bdd50c82505 100644
--- a/CHANGELOG-Nns-Dapp-unreleased.md
+++ b/CHANGELOG-Nns-Dapp-unreleased.md
@@ -64,5 +64,6 @@ proposal is successful, the changes it released will be moved from this file to
 #### Fixed
 
 * Adapted Dockerfile to the new `dfx` installation procedure.
+* Adapted the docker reproducibility test to work with `upload-artifact@v4`.
 
 #### Security