diff --git a/build.clj b/build.clj
index b77a716..860b4dc 100644
--- a/build.clj
+++ b/build.clj
@@ -32,7 +32,7 @@
                      :main      'clojure.main
                      :main-args ["-m" "cognitect.test-runner"]})
           {:keys [exit]} (b/process cmds)]
-      (when-not (zero? exit) (throw "Tests failed"))))
+      (when-not (zero? exit) (throw (ex-info "Tests failed" {})))))
   opts)
 
 (defn- jar-opts [opts]