diff --git a/bg-bg/logtalk-bg.html.markdown b/bg-bg/logtalk-bg.html.markdown
index 8ff9d7a1..e788b17d 100644
--- a/bg-bg/logtalk-bg.html.markdown
+++ b/bg-bg/logtalk-bg.html.markdown
@@ -1,5 +1,6 @@
 ---
 language: Logtalk
+filename: llearnlogtalk-bg.lgt
 contributors:
     - ["Paulo Moura", "http://github.com/pmoura"]
 translators: