diff --git a/README.md b/README.md
index 0f22614..51f99a1 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,8 @@
 couchdb-objects
 ===============
 
+[![Greenkeeper badge](https://badges.greenkeeper.io/pouchdb/couchdb-objects.svg)](https://greenkeeper.io/)
+
 Aids in the construction of JSON objects as used by CouchDB. Written to
 be used for (and developed alongside) PouchDB plug-ins.
 
diff --git a/package.json b/package.json
index fa5fe92..0255d6c 100644
--- a/package.json
+++ b/package.json
@@ -15,9 +15,9 @@
 	"license": "Apache-2.0",
 	"author": "Marten de Vries",
 	"dependencies": {
-		"is-empty": "^0.0.1",
-		"extend": "^1.2.1",
-		"pouchdb-promise": "^0.0.0",
+		"is-empty": "^1.2.0",
+		"extend": "^3.0.0",
+		"pouchdb-promise": "^6.1.2",
 		"random-uuid-v4": "^0.0.6",
 		"header-case-normalizer": "^1.0.0"
 	}