diff --git a/.github/workflows/java.yml b/.github/workflows/java.yml
index 19f0338..af5afc5 100644
--- a/.github/workflows/java.yml
+++ b/.github/workflows/java.yml
@@ -43,7 +43,7 @@ jobs:
         run: python3 tools/ci_containers.py start-website
 
       - name: Set up JDK 25
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v5.6.0
         with:
           distribution: temurin
           java-version: '25'
diff --git a/.github/workflows/nightly.yml b/.github/workflows/nightly.yml
index 244dd33..ed19581 100644
--- a/.github/workflows/nightly.yml
+++ b/.github/workflows/nightly.yml
@@ -40,7 +40,7 @@ jobs:
           start-website
 
       - name: Set up JDK 25
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v5.6.0
         with:
           distribution: temurin
           java-version: '25'
@@ -108,7 +108,7 @@ jobs:
           --node-image '${{ matrix.grid_node_image }}'
 
       - name: Set up JDK 25
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v5.6.0
         with:
           distribution: temurin
           java-version: '25'
diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index f30dec3..dd0dc2e 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -144,7 +144,7 @@ jobs:
         run: python3 tools/ci_containers.py start-website
 
       - name: Set up JDK 25
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@v5.6.0
         with:
           distribution: temurin
           java-version: '25'