diff --git a/config/locales/rucaptcha.pt-BR.yml b/config/locales/rucaptcha.pt-BR.yml
new file mode 100644
index 0000000..d41566b
--- /dev/null
+++ b/config/locales/rucaptcha.pt-BR.yml
@@ -0,0 +1,3 @@
+'pt-BR':
+  rucaptcha:
+    invalid: "Código inválido!"