diff --git a/stsg/build.py b/stsg/build.py
index 31731a8..7c270fe 100644
--- a/stsg/build.py
+++ b/stsg/build.py
@@ -96,6 +96,7 @@ def walk_directory(root):
         if current_name.endswith(".md"):
             convert_md(current_src, current_dst)
             language_codes_found.append(current_name.replace(".md", ""))
+            continue
 
         if current_src.is_dir():
             walk_directory(Path(root, current_full_path.name))