diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 0a3fcce02..efba3140d 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -154,7 +154,7 @@ jobs:
           done
 
       - name: Save build artifacts to build-${{ matrix.target }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v3
         with:
           name: cross-build
           path: target_releases/*
@@ -282,7 +282,7 @@ jobs:
           mv target/${{ matrix.target }}/release/martin-cp${{ matrix.ext }} target_releases/
           mv target/${{ matrix.target }}/release/mbtiles${{ matrix.ext }} target_releases/
       - name: Save build artifacts to build-${{ matrix.target }}
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v3
         with:
           name: build-${{ matrix.target }}
           path: target_releases/*
@@ -324,7 +324,7 @@ jobs:
         env:
           DATABASE_URL: ${{ steps.pg.outputs.connection-uri }}
       - name: Download build artifact build-${{ matrix.target }}
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-${{ matrix.target }}
           path: target/
@@ -345,7 +345,7 @@ jobs:
         run: diff --brief --recursive --new-file tests/output tests/expected
       - name: Download Debian package (Linux)
         if: matrix.target == 'x86_64-unknown-linux-gnu'
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-debian-x86_64
           path: target/
@@ -362,7 +362,7 @@ jobs:
           DATABASE_URL: ${{ steps.pg.outputs.connection-uri }}
       - name: Save test output on failure
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v3
         with:
           name: failed-test-output-${{ runner.os }}
           path: |
@@ -439,7 +439,7 @@ jobs:
           docker cp ${{ job.services.postgres.id }}:/etc/ssl/certs/ssl-cert-snakeoil.pem target/certs/server.crt
           docker cp ${{ job.services.postgres.id }}:/etc/ssl/private/ssl-cert-snakeoil.key target/certs/server.key
       - name: Download build artifact build-x86_64-unknown-linux-gnu
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-x86_64-unknown-linux-gnu
           path: target_releases/
@@ -458,7 +458,7 @@ jobs:
         env:
           DATABASE_URL: postgres://${{ env.PGUSER }}:${{ env.PGUSER }}@${{ env.PGHOST }}:${{ job.services.postgres.ports[5432] }}/${{ env.PGDATABASE }}?sslmode=${{ matrix.sslmode }}
       - name: Download Debian package
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-debian-x86_64
           path: target_releases/
@@ -490,7 +490,7 @@ jobs:
           DATABASE_URL: postgres://${{ env.PGUSER }}:${{ env.PGUSER }}@${{ env.PGHOST }}:${{ job.services.postgres.ports[5432] }}/${{ env.PGDATABASE }}?sslmode=${{ matrix.sslmode }}
       - name: On error, save test output
         if: failure()
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v3
         with:
           name: test-output
           path: |
@@ -506,34 +506,34 @@ jobs:
       - name: Checkout sources
         uses: actions/checkout@v4
       - name: Download build artifact build-aarch64-apple-darwin
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-aarch64-apple-darwin
           path: target/aarch64-apple-darwin
       - name: Download build artifact build-x86_64-apple-darwin
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-x86_64-apple-darwin
           path: target/x86_64-apple-darwin
       - name: Download build artifact build-x86_64-unknown-linux-gnu
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-x86_64-unknown-linux-gnu
           path: target/x86_64-unknown-linux-gnu
 
       - name: Download cross-build artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: cross-build
           path: target/cross
 
       - name: Download build artifact build-x86_64-pc-windows-msvc
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-x86_64-pc-windows-msvc
           path: target/x86_64-pc-windows-msvc
       - name: Download build artifact build-debian-x86_64
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v3
         with:
           name: build-debian-x86_64
           path: target/debian-x86_64
@@ -604,7 +604,7 @@ jobs:
           EOF
 
       - name: Save Homebrew Config
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@v3
         with:
           name: homebrew-config
           path: target/homebrew_config.yaml