diff --git a/src/clj/auto_ap/routes/invoices.clj b/src/clj/auto_ap/routes/invoices.clj
index d5aff19b..485460ef 100644
--- a/src/clj/auto_ap/routes/invoices.clj
+++ b/src/clj/auto_ap/routes/invoices.clj
@@ -216,7 +216,7 @@
                              []
                              imports)]
     
-    @(d/transact (d/connect uri) transactions)
+    @(d/transact (d/connect uri) (vec (set transactions)))
     ))
 
 (defroutes routes