diff --git a/services/app/Gemfile.lock b/services/app/Gemfile.lock
index f7a4597..cedbe48 100644
--- a/services/app/Gemfile.lock
+++ b/services/app/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
       mini_portile2 (~> 2.3.0)
     public_suffix (3.0.3)
     puma (3.12.0)
-    rack (2.0.5)
+    rack (2.0.7)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.1.6)