diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 1fac24d..5969dc8 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -11,7 +11,7 @@ jobs:
   build:
     uses: MinecraftForge/SharedActions/.github/workflows/gradle.yml@main
     with:
-      java: 8
+      java: 11
       gradle_tasks: "publish publishPlugins"
       artifact_name: "gradleutils"
     secrets:
diff --git a/build.gradle b/build.gradle
index 39ab0a5..97b5056 100644
--- a/build.gradle
+++ b/build.gradle
@@ -21,9 +21,8 @@ dependencies {
 }
 
 java {
-    toolchain {
-        languageVersion = JavaLanguageVersion.of(8)
-    }
+    // JGit 6.7 requires Java 11
+    toolchain.languageVersion = JavaLanguageVersion.of(11)
     withSourcesJar()
 }
 
diff --git a/buildSrc/build.gradle b/buildSrc/build.gradle
index 1f0d11a..a7a6556 100644
--- a/buildSrc/build.gradle
+++ b/buildSrc/build.gradle
@@ -6,7 +6,8 @@ repositories {
     mavenCentral()
 }
 
-java.toolchain.languageVersion = JavaLanguageVersion.of(8)
+// JGit 6.7 requires Java 11
+java.toolchain.languageVersion = JavaLanguageVersion.of(11)
 
 dependencies {
     implementation 'org.eclipse.jgit:org.eclipse.jgit:6.7.0.202309050840-r'