diff --git a/Gemfile.lock b/Gemfile.lock
index a8307a9..e841c0e 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,8 +7,8 @@ PATH
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.8.7)
-      public_suffix (>= 2.0.2, < 7.0)
+    addressable (2.9.0)
+      public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.3)
     bigdecimal (3.1.9)
     crack (1.0.0)
@@ -28,7 +28,7 @@ GEM
       ast (~> 2.4.1)
       racc
     prism (1.4.0)
-    public_suffix (6.0.1)
+    public_suffix (4.0.7)
     racc (1.8.1)
     rainbow (3.1.1)
     rake (12.3.3)
@@ -100,7 +100,7 @@ PLATFORMS
 
 DEPENDENCIES
   rake (~> 12.0)
-  rspec (~> 3.0)
+  rspec (~> 3.2, ~> 3.0)
   rubocop-rake
   simplecov
   standard