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-rw-r--r--org-gnosis.el2
1 files changed, 1 insertions, 1 deletions
diff --git a/org-gnosis.el b/org-gnosis.el
index be96e1b..29a578c 100644
--- a/org-gnosis.el
+++ b/org-gnosis.el
@@ -450,7 +450,7 @@ instead."
([(source text)
(dest text)]
(:foreign-key [source] :references nodes [id] :on-delete :cascade)
- ))))
+ (:unique [source dest])))))
(defun org-gnosis-db-delete-tables ()
"Drop all tables."