diff --git a/.github/workflows/central-sync.yml b/.github/workflows/central-sync.yml
index 4bf031e8..892e0489 100644
--- a/.github/workflows/central-sync.yml
+++ b/.github/workflows/central-sync.yml
@@ -14,6 +14,11 @@ jobs:
   central-sync:
     runs-on: ubuntu-latest
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - name: Checkout repository
         uses: actions/checkout@v5
         with:
diff --git a/.github/workflows/graalvm-dev.yml b/.github/workflows/graalvm-dev.yml
index f73c5ef1..da29bc9c 100644
--- a/.github/workflows/graalvm-dev.yml
+++ b/.github/workflows/graalvm-dev.yml
@@ -42,6 +42,11 @@ jobs:
       DEVELOCITY_CACHE_USERNAME: ${{ secrets.GRADLE_ENTERPRISE_CACHE_USERNAME }}
       DEVELOCITY_CACHE_PASSWORD: ${{ secrets.GRADLE_ENTERPRISE_CACHE_PASSWORD }}
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - uses: actions/checkout@v5
       - name: Pre-Build Steps
         uses: micronaut-projects/github-actions/graalvm/pre-build@master
diff --git a/.github/workflows/graalvm-latest.yml b/.github/workflows/graalvm-latest.yml
index 452d2f06..0a39ff5c 100644
--- a/.github/workflows/graalvm-latest.yml
+++ b/.github/workflows/graalvm-latest.yml
@@ -42,6 +42,11 @@ jobs:
       DEVELOCITY_CACHE_USERNAME: ${{ secrets.GRADLE_ENTERPRISE_CACHE_USERNAME }}
       DEVELOCITY_CACHE_PASSWORD: ${{ secrets.GRADLE_ENTERPRISE_CACHE_PASSWORD }}
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - uses: actions/checkout@v5
       - name: Pre-Build Steps
         uses: micronaut-projects/github-actions/graalvm/pre-build@master
diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index bcebe692..26189947 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -41,6 +41,12 @@ jobs:
          sudo apt-get clean
          df -h
 
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
+
       - name: "📥 Checkout repository"
         uses: actions/checkout@v5
         with:
diff --git a/.github/workflows/publish-snapshot.yml b/.github/workflows/publish-snapshot.yml
index b521c016..9a7eda08 100644
--- a/.github/workflows/publish-snapshot.yml
+++ b/.github/workflows/publish-snapshot.yml
@@ -10,6 +10,11 @@ jobs:
     if: github.repository != 'micronaut-projects/micronaut-project-template'
     runs-on: ubuntu-latest
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - uses: actions/checkout@v5
       - uses: actions/cache@v4
         with:
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4489a785..14f1b999 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -13,6 +13,11 @@ jobs:
       artifacts-sha256: ${{ steps.hash.outputs.artifacts-sha256 }} # Computed hashes for build artifacts.
     runs-on: ubuntu-latest
     steps:
+      - name: Remove system JDKs
+        run: |
+          sudo rm -rf /usr/lib/jvm/*
+          unset JAVA_HOME
+          export PATH=$(echo "$PATH" | tr ':' '\n' | grep -v '/usr/lib/jvm' | paste -sd:)
       - name: Checkout repository
         uses: actions/checkout@v5
         with: