diff --git a/api/Gemfile.lock b/api/Gemfile.lock
index 836b270..7c0380c 100644
--- a/api/Gemfile.lock
+++ b/api/Gemfile.lock
@@ -91,7 +91,7 @@ GEM
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
     puma (3.12.1)
-    rack (2.0.6)
+    rack (2.0.8)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)
     rails (5.2.2.1)