diff --git a/server/conf/evolutions/default/6.sql b/server/conf/evolutions/default/6.sql
new file mode 100644
index 0000000..d9a0e72
--- /dev/null
+++ b/server/conf/evolutions/default/6.sql
@@ -0,0 +1,13 @@
+
+# --- !Ups
+
+CREATE INDEX transaction_inputs_address_index ON transaction_inputs (address);
+
+CREATE INDEX transaction_outputs_address_index ON transaction_outputs (address);
+
+
+# --- !Downs
+
+DROP INDEX transaction_outputs_address_index;
+
+DROP INDEX transaction_inputs_address_index;