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-rw-r--r--filter/trie.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/filter/trie.c b/filter/trie.c
index 8af9015e..fba395d1 100644
--- a/filter/trie.c
+++ b/filter/trie.c
@@ -297,7 +297,7 @@ trie_format(struct f_trie *t, buffer *buf)
buffer_puts(buf, "[");
if (t->zero)
- buffer_print(buf, "%I/%d", IPA_NONE, 0);
+ buffer_print(buf, "%I/%d, ", IPA_NONE, 0);
trie_node_format(t->root, buf);
/* Undo last separator */