diff --git a/contributors.md b/contributors.md
index a39719c6..e13f1324 100644
--- a/contributors.md
+++ b/contributors.md
@@ -23,4 +23,5 @@ Work is underway to translate this guide into other languages - translation is p
 
 Translations are gratefully acknowledged from:
 
-- Czech : Martin Schätz
\ No newline at end of file
+- Czech : Martin Schätz
+- Portuguese: Mario Costa Cruz