diff --git a/Gemfile.lock b/Gemfile.lock
index 17ce2cb..ef253c1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -29,7 +29,7 @@ GEM
       bundler
       rake
       thor (>= 0.14.0)
-    base64 (0.2.0)
+    base64 (0.3.0)
     benchmark (0.4.0)
     bigdecimal (3.1.9)
     coderay (1.1.3)
@@ -53,12 +53,12 @@ GEM
       coderay (~> 1.1)
       method_source (~> 1.0)
     public_suffix (6.0.1)
-    rack (3.1.8)
+    rack (3.2.1)
     rack-protection (4.1.1)
       base64 (>= 0.1.0)
       logger (>= 1.6.0)
       rack (>= 3.0.0, < 4)
-    rack-session (2.1.0)
+    rack-session (2.1.1)
       base64 (>= 0.1.0)
       rack (>= 3.0.0)
     rake (13.2.1)