diff --git a/Gemfile.lock b/Gemfile.lock
index 2e04a34..16452bd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -19,14 +19,14 @@ GEM
     multi_xml (0.6.0)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
-    nio4r (2.5.7)
+    nio4r (2.5.8)
     nokogiri (1.12.5)
       mini_portile2 (~> 2.6.1)
       racc (~> 1.4)
     pry (0.13.1)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    puma (4.3.5)
+    puma (4.3.11)
       nio4r (~> 2.0)
     racc (1.5.2)
     rack (2.2.3)