diff --git a/.github/workflows/anchore.yml b/.github/workflows/anchore.yml
index 49f529e52..71677b6dc 100644
--- a/.github/workflows/anchore.yml
+++ b/.github/workflows/anchore.yml
@@ -11,11 +11,11 @@ jobs:
     steps:
       - name: Checkout project
         uses: actions/checkout@v4
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: '17'
+          java-version: '21'
       - name: Assemble project
         uses: gradle/gradle-build-action@v2
         with:
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 722bd9afd..07721d2a7 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,11 +17,11 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
-      - name: Set up JDK 17
+      - name: Set up JDK 21
         uses: actions/setup-java@v4
         with:
           distribution: 'temurin'
-          java-version: '17'
+          java-version: '21'
           cache: 'gradle'
       - name: Cache SonarCloud packages
         uses: actions/cache@v3
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index 418429212..6c46f921b 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -31,11 +31,11 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@v4
 
-    - name: Set up JDK 17
+    - name: Set up JDK 21
       uses: actions/setup-java@v4
       with:
         distribution: 'temurin'
-        java-version: '17'
+        java-version: '21'
 
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
diff --git a/build.gradle.kts b/build.gradle.kts
index ea09788b2..b399f95c5 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -1,4 +1,3 @@
-
 import com.google.cloud.tools.jib.gradle.PlatformParameters
 import io.gitlab.arturbosch.detekt.Detekt
 import io.gitlab.arturbosch.detekt.DetektCreateBaselineTask
@@ -42,7 +41,7 @@ subprojects {
     apply(plugin = "io.gitlab.arturbosch.detekt")
     apply(plugin = "jacoco")
 
-    java.sourceCompatibility = JavaVersion.VERSION_17
+    java.sourceCompatibility = JavaVersion.VERSION_21
 
     the<DependencyManagementExtension>().apply {
         imports {
@@ -88,7 +87,7 @@ subprojects {
     tasks.withType<KotlinCompile> {
         kotlinOptions {
             freeCompilerArgs = listOf("-Xjsr305=strict", "-opt-in=kotlin.RequiresOptIn")
-            jvmTarget = "${JavaVersion.VERSION_17}"
+            jvmTarget = "${JavaVersion.VERSION_21}"
         }
     }
     tasks.withType<Test> {
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index bdc9a83b1..744c64d12 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.0.2-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.4-bin.zip
 networkTimeout=10000
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists