diff --git a/Gemfile.lock b/Gemfile.lock
index 3d5da252e..b1dfc749b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -151,7 +151,7 @@ GEM
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     memory_profiler (0.9.3)
-    message_bus (1.0.14)
+    message_bus (1.0.13)
       rack (>= 1.1.3)
       redis
     metaclass (0.0.4)
@@ -228,7 +228,7 @@ GEM
     puma (2.11.1)
       rack (>= 1.1, < 2.0)
     r2 (0.2.5)
-    rack (1.5.5)
+    rack (1.5.3)
     rack-mini-profiler (0.9.3)
       rack (>= 1.1.3)
     rack-openid (1.3.1)