diff --git a/src/main/clojure/clojure/tools/deps.clj b/src/main/clojure/clojure/tools/deps.clj
index 10359da..2481c85 100644
--- a/src/main/clojure/clojure/tools/deps.clj
+++ b/src/main/clojure/clojure/tools/deps.clj
@@ -509,7 +509,7 @@
 (defn- make-tree
   [lib-map]
   (let [{roots false, nonroots true} (group-by #(-> % val :dependents boolean) lib-map)]
-    (loop [q (into (PersistentQueue/EMPTY) roots)
+    (loop [q (into PersistentQueue/EMPTY roots)
            remaining nonroots
            tree {}]
       (let [[lib coord :as node] (peek q)