diff --git a/lib/version.js b/lib/version.js
index f1303fe3..eaa6ed52 100644
--- a/lib/version.js
+++ b/lib/version.js
@@ -1 +1 @@
-module.exports = "1.1.4";
+module.exports = "1.1.5-pre";
diff --git a/package.json b/package.json
index 173ae3cf..701f2e0a 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@dagrejs/dagre",
-  "version": "1.1.4",
+  "version": "1.1.5-pre",
   "description": "Graph layout for JavaScript",
   "author": "Chris Pettitt <cpettitt@gmail.com>",
   "contributors": [
@@ -49,4 +49,4 @@
     "type": "git",
     "url": "https://github.com/dagrejs/dagre.git"
   }
-}
+}
\ No newline at end of file