diff --git a/lib/build.gradle b/lib/build.gradle
index 8e924467..fd1f64b8 100644
--- a/lib/build.gradle
+++ b/lib/build.gradle
@@ -71,7 +71,7 @@ java {
 compileJava {
     exclude 'module-info.java'
     // Required to be compatible with JDK 8+
-    options.release = 11
+    options.release = 8
 }
 
 javadoc {
@@ -130,7 +130,7 @@ task compileModuleInfoJava(type: JavaCompile) {
 }
 
 compileTestJava {
-    options.release = 11
+    options.release = 8
     options.compilerArgs = ["-Xlint:deprecation"]
 }
 
@@ -142,14 +142,6 @@ def testJava8 = tasks.register('testJava8', Test) {
         languageVersion = JavaLanguageVersion.of(8)
     })
     shouldRunAfter(tasks.named('test'))
-
-    doFirst {
-        tasks.compileJava.options.release.set(8)
-    }
-
-    doLast {
-        tasks.compileJava.options.release.set(11)
-    }
 }
 
 def testJava17 = tasks.register('testJava17', Test) {
@@ -162,6 +154,10 @@ def testJava17 = tasks.register('testJava17', Test) {
     shouldRunAfter(tasks.named('test'))
 }
 
+//tasks.named('compileTestJava').configure {
+//    options.release.set(11)
+//}
+
 tasks.named('check') {
     dependsOn(testJava8)
     dependsOn(testJava17)