diff --git a/.github/workflows/analysis.yml b/.github/workflows/analysis.yml
index dd849345..6c82b637 100644
--- a/.github/workflows/analysis.yml
+++ b/.github/workflows/analysis.yml
@@ -56,11 +56,11 @@ jobs:
                     persist-credentials: false
                     repository: ${{ steps.get-vars.outputs.repo }}
                     ref: ${{ steps.get-vars.outputs.branch }}
-            -   name: Set up JDK 17
+            -   name: Set up JDK 21
                 uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
                 with:
                     distribution: "temurin"
-                    java-version: 17
+                    java-version: 21
             -   name: Install dependencies
                 run: |
                     sudo apt install python3-defusedxml
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index f095a1b2..cca31d07 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -46,11 +46,11 @@ jobs:
         uses: github/codeql-action/init@cdefb33c0f6224e58673d9004f47f7cb3e328b89 # v4.31.10
         with:
           languages: ${{ matrix.language }}
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@be666c2fcd27ec809703dec50e508c2fdc7f6654 # v5.2.0
         with:
           distribution: "temurin"
-          java-version: 17
+          java-version: 21
       - name: Assemble
         run: |
           mkdir -p "$HOME/.gradle"