diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 111662e..81a1362 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -20,7 +20,7 @@ jobs:
       uses: actions/setup-java@v3
       with:
         distribution: corretto
-        java-version: 8
+        java-version: 11
         cache: gradle
     - name: Cache konan
       uses: actions/cache@v3
diff --git a/build.gradle.kts b/build.gradle.kts
index 9f5121c..535c590 100644
--- a/build.gradle.kts
+++ b/build.gradle.kts
@@ -97,7 +97,7 @@ tasks.withType<KotlinJvmCompile> {
 
     kotlinOptions {
         // this is the minimum LTS version we support, 8 is no longer supported
-        jvmTarget = "8"
+        jvmTarget = "11"
         languageVersion = "1.9"
     }
 }