diff --git a/rivet.sh b/rivet.sh
index b860249..3aa6a98 100755
--- a/rivet.sh
+++ b/rivet.sh
@@ -169,7 +169,7 @@ cp -r "$srcdir"/* "$destdir"
 rm -f "$destdir"/_header.html "$destdir"/_footer.html "$destdir"/_metadata.html
 
 # Generate an ordered (by open time) file list
-find "$srcdir" -type f -exec ls -1t {} + | awk '/^.*\/[^_].+\.(md|html)$/' > "$objlist"
+find "$srcdir" -type f -not -iname "__*" -exec ls -1t {} + | awk '/^.*\/[^_].+\.(md|html)$/' > "$objlist"
 
 sed -e "s,^\/*[^\/]*\/,$destdir/," "$objlist" > "$tmpsed"
 mv "$tmpsed" "$objlist"