Gemfile.lock in ruby_zprint-0.1.0.pre.3 vs Gemfile.lock in ruby_zprint-0.1.0.pre.4

@@ -1,9 +1,9 @@
 PATH
   remote: .
   specs:
-    ruby_zprint (0.1.0.pre.3)
+    ruby_zprint (0.1.0.pre.4)
       immutable-struct (~> 2.4)
       lino (>= 3, < 5)
 
 GEM
   remote: https://rubygems.org/
@@ -98,11 +98,11 @@
       ast (~> 2.4.1)
       racc
     pry (0.14.2)
       coderay (~> 1.1)
       method_source (~> 1.0)
-    public_suffix (6.0.0)
+    public_suffix (6.0.1)
     racc (1.8.0)
     rainbow (3.1.1)
     rake (13.2.1)
     rake_circle_ci (0.13.0)
       colored2 (~> 3.1)
@@ -136,10 +136,10 @@
     rb-fsevent (0.11.2)
     rb-inotify (0.11.1)
       ffi (~> 1.0)
     rchardet (1.8.0)
     regexp_parser (2.9.2)
-    rexml (3.3.1)
+    rexml (3.3.2)
       strscan
     rspec (3.13.0)
       rspec-core (~> 3.13.0)
       rspec-expectations (~> 3.13.0)
       rspec-mocks (~> 3.13.0)