diff --git a/lib/core/resolvers/pluginResolverFactory.js b/lib/core/resolvers/pluginResolverFactory.js
index 799203c8d..d751d1f51 100644
--- a/lib/core/resolvers/pluginResolverFactory.js
+++ b/lib/core/resolvers/pluginResolverFactory.js
@@ -109,7 +109,7 @@ function pluginResolverFactory(resolverFactory, bower) {
                             throw createError('Resolver did not provide releases of package.');
                         }
 
-                        var releases = this._releases = result;
+                        var releases = that._releases = result;
 
                         var versions = releases.filter(function (target) {
                             return semver.clean(target.version);