diff --git a/project.clj b/project.clj
index 962bba3..093ce80 100644
--- a/project.clj
+++ b/project.clj
@@ -9,6 +9,7 @@
   :resource-paths ["src/main/resources"]
   :dependencies [[org.clojure/clojure "1.11.1"]
                  [orchestra "2021.01.01-1"]
+                 [org.clojure/data.json "2.4.0"]
                 ;; Incoming HTTP
                  [ring/ring-core          "1.9.6"]
                  [ring/ring-jetty-adapter "1.9.6"]