diff --git a/geo-app-backend/Gemfile.lock b/geo-app-backend/Gemfile.lock
index e4d9ca2..67d3af6 100644
--- a/geo-app-backend/Gemfile.lock
+++ b/geo-app-backend/Gemfile.lock
@@ -99,7 +99,7 @@ GEM
     nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     pg (1.1.4)
-    puma (3.12.2)
+    puma (3.12.4)
     rack (2.0.8)
     rack-cors (1.0.5)
       rack (>= 1.6.0)