diff --git a/Gemfile.lock b/Gemfile.lock
index 34e52f37..827f6862 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -111,7 +111,7 @@ GEM
     crass (1.0.6)
     date (3.4.1)
     drb (2.2.3)
-    ed25519 (1.3.0)
+    ed25519 (1.4.0)
     erb (5.0.2)
     erubi (1.13.1)
     execjs (2.10.0)