Fixed a caching bug.
diff --git a/util/util.go b/util/util.go
index c9c4b78..dd624b2 100644
--- a/util/util.go
+++ b/util/util.go
@@ -85,7 +85,7 @@
 		return pkg
 	}
 
-	addToRemotePackageCache(pkg)
+	addToRemotePackageCache(nu)
 	return nu
 }