diff --git a/project.clj b/plugin/project.clj
similarity index 100%
rename from project.clj
rename to plugin/project.clj
diff --git a/src/leiningen/cljsbuild.clj b/plugin/src/leiningen/cljsbuild.clj
similarity index 99%
rename from src/leiningen/cljsbuild.clj
rename to plugin/src/leiningen/cljsbuild.clj
index 026eeffa..b061d0ef 100644
--- a/src/leiningen/cljsbuild.clj
+++ b/plugin/src/leiningen/cljsbuild.clj
@@ -9,7 +9,7 @@
    [leiningen.jar :as ljar]))
 
 (def cljsbuild-dependencies
-  '[[cljsbuild "0.0.1"]])
+  '[[cljsbuild "0.0.13"]])
 
 (def default-compiler
   {:output-to "main.js"
diff --git a/support/project.clj b/support/project.clj
new file mode 100644
index 00000000..511348ba
--- /dev/null
+++ b/support/project.clj
@@ -0,0 +1,10 @@
+(defproject cljsbuild "0.0.13"
+  :description "ClojureScript Autobuilder"
+  :url "http://github.com/emezeske/lein-cljsbuild"
+  :license {:name "Eclipse Public License - v 1.0"
+            :url "http://www.eclipse.org/legal/epl-v10.html"
+            :distribution :repo}
+  :dependencies [[org.clojure/clojure "1.3.0"]
+                 [org.clojure/clojurescript "0.0-971"]
+                 [fs "1.1.2"]
+                 [clj-stacktrace "0.2.4"]])
diff --git a/src/cljsbuild/core.clj b/support/src/cljsbuild/core.clj
similarity index 98%
rename from src/cljsbuild/core.clj
rename to support/src/cljsbuild/core.clj
index 90024cdb..f2ecd1ed 100644
--- a/src/cljsbuild/core.clj
+++ b/support/src/cljsbuild/core.clj
@@ -143,6 +143,8 @@
     (dofor [[[_ from-resource] to-file] (zipmap from-resources to-files)]
       (when (crossover-needs-update? from-resource to-file)
         (spit to-file (filtered-crossover-file from-resource))
+        ; Mark the file as read-only, to hopefully warn the user not to modify it.
+        (fs/chmod "-w" to-file)
         :updated))))
 
 (defn in-threads