diff --git a/lib/database/index.js b/lib/database/index.js
index <HASH>..<HASH> 100644
--- a/lib/database/index.js
+++ b/lib/database/index.js
@@ -79,7 +79,7 @@ exports.checkExternalCouch = function (couch_url, callback) {
       return /^welcome/i.test(prop)
     })
 
-    if (vendor !== 'couchdb' || vendor !== 'express-pouchdb') {
+    if (vendor !== 'couchdb' && vendor !== 'express-pouchdb') {
       log.warn(
         'database',
         'You are not running an official CouchDB distribution, ' +
fix(database): correctly detect untested vendors

* * *

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