diff --git a/data/adjs.json b/data/adjs.json
index 658536a..c353ec1 100644
--- a/data/adjs.json
+++ b/data/adjs.json
@@ -1,5 +1,4 @@
 [
-  null,
   "a",
   "a_cappella",
   "a_couple_of",