diff --git a/payapi-sdk/build.gradle b/payapi-sdk/build.gradle
index 6151e73..6d97ea4 100644
--- a/payapi-sdk/build.gradle
+++ b/payapi-sdk/build.gradle
@@ -71,4 +71,8 @@
     }
 }
 
-publish.dependsOn(jar)
\ No newline at end of file
+publish.dependsOn(jar)
+
+tasks.withType(JavaCompile) {
+    options.encoding = "UTF-8"
+}