diff --git a/package.json b/package.json
index 352b85e0..3e0b81f2 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "openseadragon",
   "version": "2.1.0",
   "description": "Provides a smooth, zoomable user interface for HTML/Javascript.",
-  "keywords": ["image", "zoom", "pan"],
+  "keywords": ["image", "zoom", "pan", "openseadragon", "seadragon", "deepzoom", "dzi", "iiif", "osm", "tms"],
   "homepage": "http://openseadragon.github.io/",
   "bugs": {
     "url": "https://github.com/openseadragon/openseadragon/issues"