diff --git a/.github/workflows/main.linux.temurin.current.yml b/.github/workflows/main.linux.temurin.current.yml
index 83aba87..487ffe8 100644
--- a/.github/workflows/main.linux.temurin.current.yml
+++ b/.github/workflows/main.linux.temurin.current.yml
@@ -14,7 +14,13 @@ jobs:
       - name: JDK
         uses: actions/setup-java@v3
         with:
-          java-version: 19
+          java-version: 20
           distribution: 'temurin'
       - name: Build
         run: mvn --errors clean verify site
+      - name: Upload test logs
+        uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: test-logs
+          path: ./com.io7m.claypot.tests/target/surefire-reports
diff --git a/.github/workflows/main.linux.temurin.lts.yml b/.github/workflows/main.linux.temurin.lts.yml
index 3c5fa79..7a4133b 100644
--- a/.github/workflows/main.linux.temurin.lts.yml
+++ b/.github/workflows/main.linux.temurin.lts.yml
@@ -18,6 +18,12 @@ jobs:
           distribution: 'temurin'
       - name: Build
         run: mvn --errors clean verify site
+      - name: Upload test logs
+        uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: test-logs
+          path: ./com.io7m.claypot.tests/target/surefire-reports
       - name: Coverage
         uses: codecov/codecov-action@v1
         with:
diff --git a/.github/workflows/main.windows.temurin.current.yml b/.github/workflows/main.windows.temurin.current.yml
index ebaf4cf..fcccdb8 100644
--- a/.github/workflows/main.windows.temurin.current.yml
+++ b/.github/workflows/main.windows.temurin.current.yml
@@ -14,7 +14,13 @@ jobs:
       - name: JDK
         uses: actions/setup-java@v3
         with:
-          java-version: 19
+          java-version: 20
           distribution: 'temurin'
       - name: Build
         run: mvn --errors clean verify site
+      - name: Upload test logs
+        uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: test-logs
+          path: ./com.io7m.claypot.tests/target/surefire-reports
diff --git a/.github/workflows/main.windows.temurin.lts.yml b/.github/workflows/main.windows.temurin.lts.yml
index 209717c..c79726b 100644
--- a/.github/workflows/main.windows.temurin.lts.yml
+++ b/.github/workflows/main.windows.temurin.lts.yml
@@ -18,3 +18,9 @@ jobs:
           distribution: 'temurin'
       - name: Build
         run: mvn --errors clean verify site
+      - name: Upload test logs
+        uses: actions/upload-artifact@v3
+        if: always()
+        with:
+          name: test-logs
+          path: ./com.io7m.claypot.tests/target/surefire-reports