diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 2e98d130..419486c1 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -12,7 +12,7 @@ jobs:
     - name: Set up JDK
       uses: actions/setup-java@v4
       with:
-        java-version: 11
+        java-version: 17
         distribution: 'temurin'
     - name: Build
       run: ./gradlew check -i
diff --git a/build.gradle b/build.gradle
index 0e2fd75d..2fd398db 100644
--- a/build.gradle
+++ b/build.gradle
@@ -22,8 +22,8 @@ dependencies {
 }
 
 java {
-    sourceCompatibility = JavaVersion.VERSION_11
-    targetCompatibility = JavaVersion.VERSION_11
+    sourceCompatibility = JavaVersion.VERSION_17
+    targetCompatibility = JavaVersion.VERSION_17
 }
 
 compileJava {
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index ca025c83..37f78a6a 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-8.14-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-9.3.1-bin.zip
 networkTimeout=10000
 validateDistributionUrl=true
 zipStoreBase=GRADLE_USER_HOME