diff --git a/.github/workflows/ci-spec.yml b/.github/workflows/ci-spec.yml
index 52de34a9..fecb9365 100644
--- a/.github/workflows/ci-spec.yml
+++ b/.github/workflows/ci-spec.yml
@@ -71,7 +71,7 @@ jobs:
           name: web-api-rendered
           path: document/web-api/index.html
 
-  build-legacy-exception-handling-core-spec:
+  build-legacy-exceptions-core-spec:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
@@ -83,14 +83,14 @@ jobs:
       - name: Setup Sphinx
         run: pip install six && pip install sphinx==5.1.0
       - name: Build main spec
-        run: cd document/legacy/exception-handling/core && make main
+        run: cd document/legacy/exceptions/core && make main
       - name: Upload artifact
         uses: actions/upload-artifact@v2
         with:
-          name: legacy-exception-handling-core-rendered
-          path: document/legacy/exception-handling/core/_build/html
+          name: legacy-exceptions-core-rendered
+          path: document/legacy/exceptions/core/_build/html
 
-  build-legacy-exception-handling-js-api-spec:
+  build-legacy-exceptions-js-api-spec:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repo
@@ -98,16 +98,16 @@ jobs:
       - name: Setup Bikeshed
         run: pip install bikeshed && bikeshed update
       - name: Run Bikeshed
-        run: bikeshed spec "document/legacy/exception-handling/js-api/index.bs" "document/legacy/exception-handling/js-api/index.html"
+        run: bikeshed spec "document/legacy/exceptions/js-api/index.bs" "document/legacy/exceptions/js-api/index.html"
       - name: Upload artifact
         uses: actions/upload-artifact@v2
         with:
-          name: legacy-exception-handling-js-api-rendered
-          path: document/legacy/exception-handling/js-api/index.html
+          name: legacy-exceptions-js-api-rendered
+          path: document/legacy/exceptions/js-api/index.html
 
   publish-spec:
     runs-on: ubuntu-latest
-    needs: [build-core-spec, build-js-api-spec, build-web-api-spec, build-legacy-exception-handling-core-spec, build-legacy-exception-handling-js-api-spec]
+    needs: [build-core-spec, build-js-api-spec, build-web-api-spec, build-legacy-exceptions-core-spec, build-legacy-exceptions-js-api-spec]
     steps:
       - name: Checkout repo
         uses: actions/checkout@v2
@@ -128,16 +128,16 @@ jobs:
         with:
           name: web-api-rendered
           path: _output/web-api
-      - name: Download legacy exception-handling core spec artifact
+      - name: Download legacy exceptions core spec artifact
         uses: actions/download-artifact@v2
         with:
-          name: legacy-exception-handling-core-rendered
-          path: _output/legacy/exception-handling/core
-      - name: Download legacy exception-handling JS API spec artifact
+          name: legacy-exceptions-core-rendered
+          path: _output/legacy/exceptions/core
+      - name: Download legacy exceptions JS API spec artifact
         uses: actions/download-artifact@v2
         with:
-          name: legacy-exception-handling-js-api-rendered
-          path: _output/legacy/exception-handling/js-api
+          name: legacy-exceptions-js-api-rendered
+          path: _output/legacy/exceptions/js-api
       - name: Publish to GitHub Pages
         if: github.ref == 'refs/heads/main'
         uses: peaceiris/actions-gh-pages@v3
diff --git a/document/index.html b/document/index.html
index 661228de..a5766fac 100644
--- a/document/index.html
+++ b/document/index.html
@@ -69,8 +69,8 @@ <h3>Legacy Extensions</h3>
   <ul>
     <li><p><b>Legacy Exception Handling</b>: defines additional instructions for exception handling that may still be available in some engines and tools, specifically web browsers.</p>
       <ul>
-        <li><a href="legacy/exception-handling/">Browser version</a></li>
-        <li><a href="legacy/exception-handling/_download/WebAssembly-Legacy-Exceptions.pdf">PDF version</a></li>
+        <li><a href="legacy/exceptions/">Browser version</a></li>
+        <li><a href="legacy/exceptions/_download/WebAssembly-Legacy-Exceptions.pdf">PDF version</a></li>
       </ul>
     </li>
   </ul>
diff --git a/document/legacy/exception-handling/.gitignore b/document/legacy/exceptions/.gitignore
similarity index 100%
rename from document/legacy/exception-handling/.gitignore
rename to document/legacy/exceptions/.gitignore
diff --git a/document/legacy/exception-handling/core/LICENSE b/document/legacy/exceptions/core/LICENSE
similarity index 100%
rename from document/legacy/exception-handling/core/LICENSE
rename to document/legacy/exceptions/core/LICENSE
diff --git a/document/legacy/exception-handling/core/Makefile b/document/legacy/exceptions/core/Makefile
similarity index 100%
rename from document/legacy/exception-handling/core/Makefile
rename to document/legacy/exceptions/core/Makefile
diff --git a/document/legacy/exception-handling/core/README.md b/document/legacy/exceptions/core/README.md
similarity index 100%
rename from document/legacy/exception-handling/core/README.md
rename to document/legacy/exceptions/core/README.md
diff --git a/document/legacy/exception-handling/core/appendix/index-instructions.py b/document/legacy/exceptions/core/appendix/index-instructions.py
similarity index 100%
rename from document/legacy/exception-handling/core/appendix/index-instructions.py
rename to document/legacy/exceptions/core/appendix/index-instructions.py
diff --git a/document/legacy/exception-handling/core/binary.rst b/document/legacy/exceptions/core/binary.rst
similarity index 100%
rename from document/legacy/exception-handling/core/binary.rst
rename to document/legacy/exceptions/core/binary.rst
diff --git a/document/legacy/exception-handling/core/conf.py b/document/legacy/exceptions/core/conf.py
similarity index 100%
rename from document/legacy/exception-handling/core/conf.py
rename to document/legacy/exceptions/core/conf.py
diff --git a/document/legacy/exception-handling/core/exec.rst b/document/legacy/exceptions/core/exec.rst
similarity index 100%
rename from document/legacy/exception-handling/core/exec.rst
rename to document/legacy/exceptions/core/exec.rst
diff --git a/document/legacy/exception-handling/core/index.rst b/document/legacy/exceptions/core/index.rst
similarity index 100%
rename from document/legacy/exception-handling/core/index.rst
rename to document/legacy/exceptions/core/index.rst
diff --git a/document/legacy/exception-handling/core/intro.rst b/document/legacy/exceptions/core/intro.rst
similarity index 100%
rename from document/legacy/exception-handling/core/intro.rst
rename to document/legacy/exceptions/core/intro.rst
diff --git a/document/legacy/exception-handling/core/static/custom.css b/document/legacy/exceptions/core/static/custom.css
similarity index 100%
rename from document/legacy/exception-handling/core/static/custom.css
rename to document/legacy/exceptions/core/static/custom.css
diff --git a/document/legacy/exception-handling/core/static/webassembly.png b/document/legacy/exceptions/core/static/webassembly.png
similarity index 100%
rename from document/legacy/exception-handling/core/static/webassembly.png
rename to document/legacy/exceptions/core/static/webassembly.png
diff --git a/document/legacy/exception-handling/core/syntax.rst b/document/legacy/exceptions/core/syntax.rst
similarity index 100%
rename from document/legacy/exception-handling/core/syntax.rst
rename to document/legacy/exceptions/core/syntax.rst
diff --git a/document/legacy/exception-handling/core/text.rst b/document/legacy/exceptions/core/text.rst
similarity index 100%
rename from document/legacy/exception-handling/core/text.rst
rename to document/legacy/exceptions/core/text.rst
diff --git a/document/legacy/exception-handling/core/util/macros.def b/document/legacy/exceptions/core/util/macros.def
similarity index 100%
rename from document/legacy/exception-handling/core/util/macros.def
rename to document/legacy/exceptions/core/util/macros.def
diff --git a/document/legacy/exception-handling/core/util/mathdef.py b/document/legacy/exceptions/core/util/mathdef.py
similarity index 100%
rename from document/legacy/exception-handling/core/util/mathdef.py
rename to document/legacy/exceptions/core/util/mathdef.py
diff --git a/document/legacy/exception-handling/core/util/pseudo-lexer.py b/document/legacy/exceptions/core/util/pseudo-lexer.py
similarity index 100%
rename from document/legacy/exception-handling/core/util/pseudo-lexer.py
rename to document/legacy/exceptions/core/util/pseudo-lexer.py
diff --git a/document/legacy/exception-handling/core/valid.rst b/document/legacy/exceptions/core/valid.rst
similarity index 100%
rename from document/legacy/exception-handling/core/valid.rst
rename to document/legacy/exceptions/core/valid.rst
diff --git a/document/legacy/exception-handling/js-api/Makefile b/document/legacy/exceptions/js-api/Makefile
similarity index 100%
rename from document/legacy/exception-handling/js-api/Makefile
rename to document/legacy/exceptions/js-api/Makefile
diff --git a/document/legacy/exception-handling/js-api/index.bs b/document/legacy/exceptions/js-api/index.bs
similarity index 100%
rename from document/legacy/exception-handling/js-api/index.bs
rename to document/legacy/exceptions/js-api/index.bs