diff --git a/Gemfile.lock b/Gemfile.lock
index a7d5f2b5f32..076c440127b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,7 +107,7 @@ GEM
     colored2 (4.0.0)
     concurrent-ruby (1.3.4)
     connection_pool (2.4.1)
-    cose (1.3.0)
+    cose (1.3.1)
       cbor (~> 0.5.9)
       openssl-signature_algorithm (~> 1.0)
     cppjieba_rb (0.4.2)