diff --git a/Gemfile.lock b/Gemfile.lock
index e6e71ae..ffa611d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -105,13 +105,13 @@ GEM
     mini_portile2 (2.4.0)
     minitest (5.10.1)
     multi_json (1.12.1)
-    nio4r (2.0.0)
+    nio4r (2.5.2)
     nokogiri (1.10.10)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     pg (0.21.0)
     public_suffix (4.0.6)
-    puma (4.3.11)
+    puma (4.3.12)
       nio4r (~> 2.0)
     rack (2.2.3)
     rack-test (0.6.3)