diff --git a/.github/workflows/belgium-brussels.yml b/.github/workflows/belgium-brussels.yml
index e18f2b26..0308d883 100644
--- a/.github/workflows/belgium-brussels.yml
+++ b/.github/workflows/belgium-brussels.yml
@@ -79,7 +79,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       - name: Upload MapRoulette false positive
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: MapRoulette-FalsePositive
           path: maproulette.geojson
@@ -93,12 +93,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/belgium/brussels/difference" "UrbAdm_STREET_AXISTagged.mbtiles" "belgium-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Brussels-Difference
           path: data/belgium/brussels/difference/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Brussels-Statistics
           path: data/belgium/brussels/difference/stats.json
diff --git a/.github/workflows/belgium-flanders.yml b/.github/workflows/belgium-flanders.yml
index f17d71d3..87f5400c 100644
--- a/.github/workflows/belgium-flanders.yml
+++ b/.github/workflows/belgium-flanders.yml
@@ -81,7 +81,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       - name: Upload MapRoulette false positive
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: MapRoulette-FalsePositive
           path: maproulette.geojson
@@ -95,12 +95,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/belgium/flanders/difference" "WegsegmentTagged.mbtiles" "belgium-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Flanders-Difference
           path: data/belgium/flanders/difference/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Flanders-Statistics
           path: data/belgium/flanders/difference/stats.json
diff --git a/.github/workflows/belgium-wallonia.yml b/.github/workflows/belgium-wallonia.yml
index ec4323ca..fe47a2bc 100644
--- a/.github/workflows/belgium-wallonia.yml
+++ b/.github/workflows/belgium-wallonia.yml
@@ -80,7 +80,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       - name: Upload MapRoulette false positive
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: MapRoulette-FalsePositive
           path: maproulette.geojson
@@ -94,12 +94,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/belgium/wallonia/difference/BRA" "BRA_VOIRIE_AXETagged.mbtiles" "belgium-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: BrabantWallon-Difference
           path: data/belgium/wallonia/difference/BRA/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: BrabantWallon-Statistics
           path: data/belgium/wallonia/difference/BRA/stats.json
@@ -154,7 +154,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       # - name: Upload MapRoulette false positive
-      #   uses: actions/upload-artifact@v3
+      #   uses: actions/upload-artifact@v4
       #   with:
       #     name: MapRoulette-FalsePositive
       #     path: maproulette.geojson
@@ -168,12 +168,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/belgium/wallonia/difference/HAI" "HAI_VOIRIE_AXETagged.mbtiles" "belgium-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Hainaut-Difference
           path: data/belgium/wallonia/difference/HAI/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Hainaut-Statistics
           path: data/belgium/wallonia/difference/HAI/stats.json
@@ -228,7 +228,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       # - name: Upload MapRoulette false positive
-      #   uses: actions/upload-artifact@v3
+      #   uses: actions/upload-artifact@v4
       #   with:
       #     name: MapRoulette-FalsePositive
       #     path: maproulette.geojson
@@ -242,12 +242,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/belgium/wallonia/difference/LIE" "LIE_VOIRIE_AXETagged.mbtiles" "belgium-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Liege-Difference
           path: data/belgium/wallonia/difference/LIE/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Liege-Statistics
           path: data/belgium/wallonia/difference/LIE/stats.json
@@ -302,7 +302,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       # - name: Upload MapRoulette false positive
-      #   uses: actions/upload-artifact@v3
+      #   uses: actions/upload-artifact@v4
       #   with:
       #     name: MapRoulette-FalsePositive
       #     path: maproulette.geojson
@@ -316,12 +316,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/belgium/wallonia/difference/LUX" "LUX_VOIRIE_AXETagged.mbtiles" "belgium-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Luxembourg-Difference
           path: data/belgium/wallonia/difference/LUX/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Luxembourg-Statistics
           path: data/belgium/wallonia/difference/LUX/stats.json
@@ -376,7 +376,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       # - name: Upload MapRoulette false positive
-      #   uses: actions/upload-artifact@v3
+      #   uses: actions/upload-artifact@v4
       #   with:
       #     name: MapRoulette-FalsePositive
       #     path: maproulette.geojson
@@ -390,12 +390,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/belgium/wallonia/difference/NAM" "NAM_VOIRIE_AXETagged.mbtiles" "belgium-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Namur-Difference
           path: data/belgium/wallonia/difference/NAM/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Namur-Statistics
           path: data/belgium/wallonia/difference/NAM/stats.json
@@ -460,7 +460,7 @@ jobs:
           ogr2ogr -f "GeoJSON" -progress -append "data/belgium/wallonia/difference/diff.geojson" "data/belgium/wallonia/difference/NAM/diff.geojson"
           ogr2ogr -f "GeoJSON" -progress -append "data/belgium/wallonia/difference/diff.geojson" "data/belgium/wallonia/difference/LUX/diff.geojson"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Wallonia-Difference
           path: data/belgium/wallonia/difference/diff.geojson
diff --git a/.github/workflows/luxembourg.yml b/.github/workflows/luxembourg.yml
index f662896d..e4983fc5 100644
--- a/.github/workflows/luxembourg.yml
+++ b/.github/workflows/luxembourg.yml
@@ -87,7 +87,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       - name: Upload MapRoulette false positive
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: MapRoulette-FalsePositive
           path: maproulette.geojson
@@ -101,12 +101,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/luxembourg/difference" "trpvcTagged.mbtiles" "luxembourg-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Luxembourg-Difference
           path: data/luxembourg/difference/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Luxembourg-Statistics
           path: data/luxembourg/difference/stats.json
diff --git a/.github/workflows/netherlands.yml b/.github/workflows/netherlands.yml
index 5b601059..27b9160f 100644
--- a/.github/workflows/netherlands.yml
+++ b/.github/workflows/netherlands.yml
@@ -80,7 +80,7 @@ jobs:
         with:
           challenge-id: ${{ env.MAPROULETTE_CHALLENGE_ID }}
       - name: Upload MapRoulette false positive
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: MapRoulette-FalsePositive
           path: maproulette.geojson
@@ -94,12 +94,12 @@ jobs:
       - name: Difference
         run: node "script/difference.js" --output-dir="data/netherlands/difference" "WegvakkenTagged.mbtiles" "netherlands-buffers.mbtiles"
       - name: Upload difference
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Netherlands-Difference
           path: data/netherlands/difference/diff.geojson
       - name: Upload statistics
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: Netherlands-Statistics
           path: data/netherlands/difference/stats.json