diff --git a/.github/workflows/linux-wpt.yml b/.github/workflows/linux-wpt.yml
index 79dd24c2300..061fbc2f6b4 100644
--- a/.github/workflows/linux-wpt.yml
+++ b/.github/workflows/linux-wpt.yml
@@ -24,7 +24,6 @@ env:
   INTERMITTENT_TRACKER_DASHBOARD_SECRET: ${{ !inputs.wpt-sync-from-upstream && secrets.INTERMITTENT_TRACKER_DASHBOARD_SECRET || '' }}
   INTERMITTENT_TRACKER_DASHBOARD_SECRET_PROD: ${{ !inputs.wpt-sync-from-upstream && secrets.INTERMITTENT_TRACKER_DASHBOARD_SECRET_PROD || '' }}
   INTERMITTENT_TRACKER_DASHBOARD_SECRET_STAGING: ${{ !inputs.wpt-sync-from-upstream && secrets.INTERMITTENT_TRACKER_DASHBOARD_SECRET_STAGING || '' }}
-  WPT_LAYOUT_ARG: "${{ inputs.wpt-layout == 'layout-2013' && '--legacy-layout' || '' }}"
   WPT_ALWAYS_SUCCEED_ARG: "${{ inputs.wpt-sync-from-upstream && '--always-succeed' || '' }}"
 
 jobs:
@@ -68,7 +67,6 @@ jobs:
           mkdir -p wpt-filtered-logs/linux-${{ inputs.wpt-layout }}
           mkdir -p wpt-full-logs/linux-${{ inputs.wpt-layout }}
           ./mach test-wpt \
-            $WPT_LAYOUT_ARG \
             $WPT_ALWAYS_SUCCEED_ARG \
             --${{ inputs.profile }} --processes $(nproc) --timeout-multiplier 2 \
             --total-chunks ${{ env.max_chunk_id }} --this-chunk ${{ matrix.chunk_id }} \
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index a64f5e91b00..f50a6ee2bc7 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -58,7 +58,7 @@ on:
       wpt-layout:
         required: false
         type: choice
-        options: ["none", "2013", "2020", "all"]
+        options: ["none", "2020", "all"]
       unit-tests:
         required: false
         default: false
@@ -167,7 +167,7 @@ jobs:
 
       - name: Build (${{ inputs.profile }})
         run: |
-          ./mach build --use-crown --locked --${{ inputs.profile }} --features "layout_2013"
+          ./mach build --use-crown --locked --${{ inputs.profile }}
           cp -r target/cargo-timings target/cargo-timings-linux
       - name: Smoketest
         run: xvfb-run ./mach smoketest --${{ inputs.profile  }}
@@ -227,18 +227,6 @@ jobs:
       wpt-layout: "layout-2020"
     secrets: inherit
 
-  wpt-2013:
-    if: ${{ inputs.wpt-layout == '2013' || inputs.wpt-layout == 'all' }}
-    name: Linux WPT (Legacy)
-    needs: ["build"]
-    uses: ./.github/workflows/linux-wpt.yml
-    with:
-      wpt-args: ${{ inputs.wpt-args }}
-      profile: ${{ inputs.profile }}
-      wpt-sync-from-upstream: ${{ inputs.wpt-sync-from-upstream }}
-      wpt-layout: "layout-2013"
-    secrets: inherit
-
   bencher:
     needs: ["build"]
     if: ${{ inputs.bencher && inputs.profile != 'debug' && github.event_name != 'workflow_dispatch' && github.event_name != 'merge_group' }}
diff --git a/.github/workflows/mac-wpt.yml b/.github/workflows/mac-wpt.yml
index 6c5e527cfd4..6799e9b447c 100644
--- a/.github/workflows/mac-wpt.yml
+++ b/.github/workflows/mac-wpt.yml
@@ -17,7 +17,6 @@ on:
 env:
   RUST_BACKTRACE: 1
   SHELL: /bin/bash
-  WPT_COMMAND_LINE_ARG: "${{ inputs.wpt-layout == 'layout-2013' && '--legacy-layout' || '' }}"
 
 jobs:
   mac-wpt:
@@ -53,7 +52,7 @@ jobs:
         run: |
           mkdir -p wpt-filtered-logs/macos-${{ inputs.wpt-layout }}
           mkdir -p wpt-full-logs/macos-${{ inputs.wpt-layout }}
-          ./mach test-wpt $WPT_COMMAND_LINE_ARG \
+          ./mach test-wpt \
             --${{ inputs.profile }} --processes $(sysctl -n hw.logicalcpu) --timeout-multiplier 8 \
             --total-chunks ${{ env.max_chunk_id }} --this-chunk ${{ matrix.chunk_id }} \
             --log-raw wpt-full-logs/macos-${{ inputs.wpt-layout }}/${{ matrix.chunk_id }}.log \
diff --git a/.github/workflows/mac.yml b/.github/workflows/mac.yml
index bb413f50cc9..4fd5f24504a 100644
--- a/.github/workflows/mac.yml
+++ b/.github/workflows/mac.yml
@@ -51,7 +51,7 @@ on:
       wpt-layout:
         required: false
         type: choice
-        options: ["none", "2013", "2020", "all"]
+        options: ["none", "2020", "all"]
       unit-tests:
         required: false
         default: false
@@ -216,17 +216,6 @@ jobs:
       wpt-args: ${{ inputs.wpt-args }}
     secrets: inherit
 
-  wpt-2013:
-    if: ${{ inputs.wpt-layout == '2013' || inputs.wpt-layout == 'all' }}
-    name: MacOS WPT (Legacy)
-    needs: ["build"]
-    uses: ./.github/workflows/mac-wpt.yml
-    with:
-      profile: ${{ inputs.profile }}
-      wpt-layout: "layout-2013"
-      wpt-args: ${{ inputs.wpt-args }}
-    secrets: inherit
-
   bencher:
     needs: ["build"]
     if: ${{ inputs.bencher && inputs.profile != 'debug' && github.event_name != 'workflow_dispatch' && github.event_name != 'merge_group' }}
diff --git a/.github/workflows/scheduled-wpt-import.yml b/.github/workflows/scheduled-wpt-import.yml
index 02db5683853..4dcfaaf42a4 100644
--- a/.github/workflows/scheduled-wpt-import.yml
+++ b/.github/workflows/scheduled-wpt-import.yml
@@ -29,9 +29,6 @@ jobs:
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
-      - uses: actions/download-artifact@v4
-        with:
-          name: wpt-full-logs-linux-layout-2013
       - uses: actions/download-artifact@v4
         with:
           name: wpt-full-logs-linux-layout-2020
@@ -55,9 +52,7 @@ jobs:
           export CURRENT_DATE=$(date +"%d-%m-%Y")
           echo $CURRENT_DATE
           echo "CURRENT_DATE=$CURRENT_DATE" >> $GITHUB_ENV
-          ./mach update-wpt linux-layout-2013/raw/*.log --legacy-layout
           ./mach update-wpt linux-layout-2020/raw/*.log
-          git add tests/wpt/meta tests/wpt/meta-legacy-layout
           git commit -a --amend -s --no-edit
       - name: Push changes
         uses: ad-m/github-push-action@master
diff --git a/.github/workflows/try.yml b/.github/workflows/try.yml
index 6d28c751831..853d791d716 100644
--- a/.github/workflows/try.yml
+++ b/.github/workflows/try.yml
@@ -17,7 +17,7 @@ on:
       wpt-layout:
         required: false
         type: choice
-        options: ["none", "2013", "2020", "all"]
+        options: ["none", "2020", "all"]
       unit-tests:
         required: false
         type: boolean