diff --git a/.github/workflows/build_docs.yml b/.github/workflows/build_docs.yml
index 492a8e9d..435d5f32 100644
--- a/.github/workflows/build_docs.yml
+++ b/.github/workflows/build_docs.yml
@@ -21,7 +21,7 @@ jobs:
       uses: actions/checkout@v4
     - name: Set up JDK
       # see https://github.com/actions/setup-java
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         java-version: '21'
         distribution: 'zulu'
diff --git a/.github/workflows/test_java.yml b/.github/workflows/test_java.yml
index dfbcc784..8a95ca36 100644
--- a/.github/workflows/test_java.yml
+++ b/.github/workflows/test_java.yml
@@ -23,7 +23,7 @@ jobs:
       uses: actions/checkout@v4
     - name: Set up JDK
       # see https://github.com/actions/setup-java
-      uses: actions/setup-java@v4
+      uses: actions/setup-java@v5
       with:
         java-version: '8'
         distribution: 'zulu'