diff --git a/build.boot b/build.boot
index b6828d0..efa9b91 100644
--- a/build.boot
+++ b/build.boot
@@ -1,13 +1,11 @@
 (set-env!
-  :dependencies '[[org.clojure/clojure       "1.6.0"     :scope "provided"]
-                  [boot/core                 "2.0.0-rc4" :scope "provided"]
-                  [adzerk/bootlaces          "0.1.8"     :scope "test"]]
+ :dependencies '[[adzerk/bootlaces "0.1.12" :scope "test"]]
   :source-paths #{"src"})
 
 (require '[adzerk.bootlaces :refer :all]
          '[alandipert.boot-trinkets :refer [run]])
 
-(def +version+ "1.0.1")
+(def +version+ "2.0.0")
 
 (bootlaces! +version+)
 
@@ -17,5 +15,4 @@
        :description "Alan's odd collection of boot tasks and utilities"
        :url         "https://github.com/alandipert/boot-trinkets"
        :scm         {:url "https://github.com/alandipert/boot-trinkets"}
-       :license     {:name "Eclipse Public License"
-                     :url  "http://www.eclipse.org/legal/epl-v10.html"}})
+       :license     {"Eclipse Public License" "http://www.eclipse.org/legal/epl-v10.html"}})
diff --git a/src/alandipert/boot_trinkets.clj b/src/alandipert/boot_trinkets.clj
index bf68cf2..b024885 100644
--- a/src/alandipert/boot_trinkets.clj
+++ b/src/alandipert/boot_trinkets.clj
@@ -5,21 +5,8 @@
             [boot.util       :as util]
             [clojure.java.io :as io]))
 
-(defmacro without-exiting
-  "Evaluates body in a context where System/exit doesn't work.
-  Returns result of evaluating body, or nil if code in body attempted to exit."
-  [& body]
-  `(let [old-sm# (System/getSecurityManager)
-         new-sm# (proxy [SecurityManager] []
-                   (checkPermission [p#])
-                   (checkExit [s#] (throw (SecurityException.))))]
-     (System/setSecurityManager ^SecurityManager new-sm#)
-     (try ~@body
-          (catch SecurityException e#)
-          (finally (System/setSecurityManager old-sm#)))))
-
 (defn copy [tf dir]
-  (let [f (core/tmpfile tf)]
+  (let [f (core/tmp-file tf)]
     (io/copy f (doto (io/file dir (:path tf)) io/make-parents))))
 
 (defn run-main
@@ -34,7 +21,7 @@
   "Add classes to a pod and run a main method."
   [m main CLASSNAME sym   "The main class"
    a args ARGUMENTS [str] "String arguments to pass to the main class's main method"]
-  (let [classdir (core/temp-dir!)
+  (let [classdir (core/tmp-dir!)
         runners  (pod/pod-pool (core/get-env))]
     (core/with-pre-wrap fileset
       (let [class-files (->> fileset