diff --git a/NEWS.md b/NEWS.md
index 09366e2099..38a876bf69 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -127,6 +127,7 @@ The following default gems are updated.
 * irb 1.8.3
 * mutex_m 0.2.0
 * net-http 0.4.0
+* net-protocol 0.2.2
 * nkf 0.1.3
 * observer 0.1.2
 * open3 0.2.0