diff --git a/package.json b/package.json
index 5cd50bf5..5658b4d8 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "openseadragon",
-    "version": "3.1.0",
+    "version": "3.2.0-pre",
     "description": "Provides a smooth, zoomable user interface for HTML/Javascript.",
     "keywords": [
         "image",
@@ -47,4 +47,4 @@
         "test": "grunt test",
         "prepare": "grunt build"
     }
-}
\ No newline at end of file
+}