diff --git a/package.json b/package.json
index 2183feb..6bcff0c 100644
--- a/package.json
+++ b/package.json
@@ -1,9 +1,8 @@
 {
   "name": "bats",
-  "version": "0.3.1",
+  "version": "v0.4.0",
   "description": "Bash Automated Testing System",
-  "global": "true",
-  "install": "./install.sh /usr/local",
+  "install": "./install.sh ${PREFIX:-/usr/local}",
   "scripts": [ "libexec/bats", "libexec/bats-exec-suite", "libexec/bats-exec-test", "libexec/bats-format-tap-stream", "libexec/bats-preprocess", "bin/bats" ]
 }