1 files changed, 1 insertions, 1 deletions
diff --git a/export.py b/export.py
index a1d2ca7..f76394e 100644
--- a/export.py
+++ b/export.py
@@ -247,7 +247,7 @@ def export(data, name):
 def filename(s):
     s_ = re.sub('[^A-Za-z0-9_+.-]', '_', s)
     assert s_, s
-    return s_
+    return s_ + '.wiki'
 
 def output(path, xs):
     with open(path, 'w') as f: