diff --git a/build.gradle b/build.gradle
index ea3282ad7..9c0d81f85 100644
--- a/build.gradle
+++ b/build.gradle
@@ -107,11 +107,13 @@ subprojects { subproject ->
     compileJava {
         sourceCompatibility=1.6
         targetCompatibility=1.6
+        options.encoding='UTF-8'
     }
 
     compileTestJava {
         sourceCompatibility=1.7
         targetCompatibility=1.7
+        options.encoding='UTF-8'
     }
 
 	eclipse {