diff --git a/.github/workflows/build_and_release.yml b/.github/workflows/build_and_release.yml
index 166538a..d660818 100644
--- a/.github/workflows/build_and_release.yml
+++ b/.github/workflows/build_and_release.yml
@@ -55,14 +55,37 @@ jobs:
       - name: Build sdist
         run: python setup.py sdist
 
-      - name: Test sdist can be installed
-        run: pip install -v dist/*.tar.gz
-
       - uses: actions/upload-artifact@v4
         with:
           name: source-dist
           path: dist/*.tar.gz
 
+  test_sdist:
+    name: Check source distribution is usable
+    needs: [build_sdist]
+    runs-on: ubuntu-22.04
+    steps:
+      - uses: actions/setup-python@v5
+        name: Install Python
+        with:
+          python-version: "3.12"
+
+      - uses: actions/download-artifact@v4
+        with:
+          name: source-dist
+
+      - name: Extract source distribution
+        run: tar xf crc32c*.tar.gz && rm crc32c*.tar.gz
+
+      - name: Install source distribution
+        run: pip install ./crc32c*
+
+      - name: Install test dependencies
+        run: pip install pytest
+
+      - name: Run source distribution tests
+        run: cd crc32c* && python run-tests.py
+
   merge_artifacts:
     needs: [build_wheels, build_sdist]
     runs-on: ubuntu-latest