Gemfile.lock in fluent-plugin-kubernetes-metrics-1.2.2 vs Gemfile.lock in fluent-plugin-kubernetes-metrics-1.2.3

@@ -1,9 +1,9 @@
 PATH
   remote: .
   specs:
-    fluent-plugin-kubernetes-metrics (1.2.2)
+    fluent-plugin-kubernetes-metrics (1.2.3)
       fluentd (>= 1.9.1)
       kubeclient (~> 4.9.3)
       multi_json (~> 1.14)
       oj (~> 3.10)
 
@@ -46,11 +46,10 @@
       domain_name (~> 0.5)
     http-form_data (2.3.0)
     http-parser (1.2.3)
       ffi-compiler (>= 1.0, < 2.0)
     http_parser.rb (0.8.0)
-    json (2.6.1)
     jsonpath (1.1.2)
       multi_json
     kubeclient (4.9.3)
       http (>= 3.0, < 5.0)
       jsonpath (~> 1.0)
@@ -70,19 +69,20 @@
     rest-client (2.1.0)
       http-accept (>= 1.7.0, < 2.0)
       http-cookie (>= 1.0.2, < 2.0)
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
-    rexml (3.2.5)
+    rexml (3.2.6)
     serverengine (2.3.0)
       sigdump (~> 0.2.2)
     sigdump (0.2.4)
-    simplecov (0.16.1)
+    simplecov (0.21.2)
       docile (~> 1.1)
-      json (>= 1.8, < 3)
-      simplecov-html (~> 0.10.0)
-    simplecov-html (0.10.2)
+      simplecov-html (~> 0.11)
+      simplecov_json_formatter (~> 0.1)
+    simplecov-html (0.12.3)
+    simplecov_json_formatter (0.1.4)
     strptime (0.2.5)
     test-unit (3.3.9)
       power_assert
     tzinfo (2.0.5)
       concurrent-ruby (~> 1.0)
@@ -103,11 +103,11 @@
 
 DEPENDENCIES
   bundler (~> 2.0)
   fluent-plugin-kubernetes-metrics!
   rake (~> 13.0)
-  simplecov (~> 0.16.1)
+  simplecov
   test-unit (~> 3.3.0)
   webmock (~> 3.5.1)
 
 BUNDLED WITH
-   2.4.9
+   2.4.19