diff --git a/Gemfile.lock b/Gemfile.lock
index fb94a1d..1d84c45 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -206,7 +206,7 @@ GEM
     marcel (1.0.4)
     matrix (0.4.2)
     mini_mime (1.1.5)
-    minitest (5.23.0)
+    minitest (5.23.1)
     msgpack (1.7.2)
     mutex_m (0.2.0)
     net-imap (0.4.11)
@@ -228,7 +228,7 @@ GEM
     public_suffix (5.0.5)
     puma (6.4.2)
       nio4r (~> 2.0)
-    racc (1.7.3)
+    racc (1.8.0)
     rack (3.0.11)
     rack-session (2.0.0)
       rack (>= 3.0.0)
@@ -300,7 +300,7 @@ GEM
       rexml (~> 3.2, >= 3.2.5)
       rubyzip (>= 1.2.2, < 3.0)
       websocket (~> 1.0)
-    simple_form (5.3.0)
+    simple_form (5.3.1)
       actionpack (>= 5.2)
       activemodel (>= 5.2)
     simplecov (0.22.0)