diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 82bcd99..6972207 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -10,10 +10,10 @@ jobs:
 
 
     steps:
-      - name: Set up JDK 16
+      - name: Set up JDK 17
         uses: actions/setup-java@v1
         with:
-          java-version: 16
+          java-version: 17
 
       - name: Cache Gradle
         id: cache-gradle
@@ -42,10 +42,10 @@ jobs:
     runs-on: ubuntu-18.04
 
     steps:
-      - name: Set up JDK 16
+      - name: Set up JDK 17
         uses: actions/setup-java@v1
         with:
-          java-version: 16
+          java-version: 17
 
       - name: Cache Gradle
         id: cache-gradle
@@ -88,10 +88,10 @@ jobs:
     runs-on: ubuntu-18.04
 
     steps:
-      - name: Set up JDK 16
+      - name: Set up JDK 17
         uses: actions/setup-java@v1
         with:
-          java-version: 16
+          java-version: 17
 
       - name: Set up Node.js v16.x
         uses: actions/setup-node@v1
diff --git a/build.gradle b/build.gradle
index 07966f0..57d226d 100644
--- a/build.gradle
+++ b/build.gradle
@@ -20,8 +20,8 @@ if (project.hasProperty("local_script")) {
     apply from: file(local_script + "/build.local.gradle")
 }
 
-sourceCompatibility = 16
-targetCompatibility = 16
+sourceCompatibility = 17
+targetCompatibility = 17
 
 ext {
     mcVersion = project.property("mcVersion")