diff --git a/conf/evolutions/default/45.sql b/conf/evolutions/default/45.sql
new file mode 100644
index 000000000..064ee9366
--- /dev/null
+++ b/conf/evolutions/default/45.sql
@@ -0,0 +1,8 @@
+# --- !Ups
+
+CREATE INDEX event_idx_code_creation_date_desc ON event (code, creation_date DESC);
+
+
+# --- !Downs
+
+DROP INDEX event_idx_code_creation_date_desc;