diff --git a/shared/java/javacommon.gradle b/shared/java/javacommon.gradle
index d83ead2..2eb1438 100644
--- a/shared/java/javacommon.gradle
+++ b/shared/java/javacommon.gradle
@@ -1,6 +1,5 @@
 apply plugin: 'maven-publish'
 apply plugin: 'java-library'
-//apply plugin: 'net.ltgt.errorprone'
 apply plugin: 'jacoco'
 
 def baseArtifactId = project.baseId
@@ -96,7 +95,12 @@
 }
 
 tasks.withType(JavaCompile).configureEach {
-    options.compilerArgs = ['--release', '11']
+    options.compilerArgs = [
+        '--release',
+        '11',
+        '-encoding',
+        'UTF8'
+    ]
 }
 
 dependencies {
@@ -105,15 +109,12 @@
     testRuntimeOnly 'org.junit.jupiter:junit-jupiter-engine:5.4.2'
 
     devImplementation sourceSets.main.output
-
-    //errorprone 'com.google.errorprone:error_prone_core:2.3.2-SNAPSHOT'
-    //errorproneJavac 'com.google.errorprone:error_prone_core:2.3.1'
 }
 
 task run(type: JavaExec) {
     classpath = sourceSets.dev.runtimeClasspath
 
-    main = project.devMain
+    mainClass = project.devMain
 }
 
 build.dependsOn devClasses
@@ -124,7 +125,7 @@
 
 jacocoTestReport {
     reports {
-        xml.enabled true
-        html.enabled true
+        xml.required = true
+        html.required = true
     }
 }