diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 51c3429..c9131b1 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -15,7 +15,7 @@ jobs:
       - name: setup java
         uses: graalvm/setup-graalvm@v1
         with:
-          java-version: "21"
+          java-version: "25"
           distribution: graalvm
           cache: 'gradle'
       - name: Publish
diff --git a/.github/workflows/verify.yaml b/.github/workflows/verify.yaml
index 5ab7486..7f12d77 100644
--- a/.github/workflows/verify.yaml
+++ b/.github/workflows/verify.yaml
@@ -15,7 +15,7 @@ jobs:
       - name: setup java
         uses: graalvm/setup-graalvm@v1
         with:
-          java-version: "21"
+          java-version: "25"
           distribution: graalvm
           cache: 'gradle'
       - name: Lint
@@ -27,7 +27,7 @@ jobs:
       - name: setup java
         uses: graalvm/setup-graalvm@v1
         with:
-          java-version: "21"
+          java-version: "25"
           distribution: graalvm
           cache: 'gradle'
       - name: Test
diff --git a/build.gradle.kts b/build.gradle.kts
index 49276dc..d249c90 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -21,10 +21,10 @@ subprojects {
         gradlePluginPortal()
     }
 
-    java.sourceCompatibility = JavaVersion.VERSION_21
+    java.sourceCompatibility = JavaVersion.VERSION_25
     kotlin {
         compilerOptions {
-            jvmTarget = JvmTarget.JVM_21
+            jvmTarget = JvmTarget.JVM_25
         }
     }