Gemfile.lock in mojo_magick-0.6.3 vs Gemfile.lock in mojo_magick-0.6.4

@@ -1,38 +1,33 @@
 PATH
   remote: .
   specs:
-    mojo_magick (0.6.3)
+    mojo_magick (0.6.4)
 
 GEM
   remote: https://rubygems.org/
   specs:
     ast (2.4.1)
     bundle-audit (0.1.0)
       bundler-audit
     bundler-audit (0.7.0.1)
       bundler (>= 1.2.0, < 3)
       thor (>= 0.18, < 2)
-    diff-lcs (1.4.4)
     docile (1.3.5)
     io-console (0.5.7)
     irb (1.3.2)
       reline (>= 0.1.5)
     minitest (5.14.2)
     parallel (1.19.2)
     parser (2.7.2.0)
       ast (~> 2.4.1)
     rainbow (3.0.0)
-    rake (13.0.1)
+    rake (13.0.3)
     regexp_parser (1.8.2)
     reline (0.2.2)
       io-console (~> 0.5)
     rexml (3.2.4)
-    rspec-expectations (3.10.0)
-      diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.10.0)
-    rspec-support (3.10.0)
     rubocop (1.1.0)
       parallel (~> 1.10)
       parser (>= 2.7.1.5)
       rainbow (>= 2.2.2, < 4.0)
       regexp_parser (>= 1.8)
@@ -63,10 +58,9 @@
   bundler
   irb
   minitest
   mojo_magick!
   rake
-  rspec-expectations
   rubocop
   rubocop-performance
   simplecov
 
 BUNDLED WITH