diff --git a/support/rebuild_inspec_test_fixture_plugin.sh b/support/rebuild_inspec_test_fixture_plugin.sh
index 00a67456a..9e9811706 100755
--- a/support/rebuild_inspec_test_fixture_plugin.sh
+++ b/support/rebuild_inspec_test_fixture_plugin.sh
@@ -10,7 +10,7 @@ FIXTURE_BASE=test/fixtures/config_dirs
 FIXTURE_VERSIONS="1 2"
 
 # The format here is "<actual_version>,<abi_version> <another_version><<another_abi_version>""
-RUBY_VERSIONS="2.4.5,2.4.0 2.5.3,2.5.0 2.6.2,2.6.0"
+RUBY_VERSIONS="2.5.3,2.5.0 2.6.2,2.6.0"
 
 # Make two fresh gems
 cd $PLUGIN_SRC_DIR
diff --git a/test/functional/inspec_exec_test.rb b/test/functional/inspec_exec_test.rb
index f1872ff4a..374767d4e 100644
--- a/test/functional/inspec_exec_test.rb
+++ b/test/functional/inspec_exec_test.rb
@@ -962,8 +962,7 @@ Test Summary: 2 successful, 0 failures, 0 skipped\n"
   describe "when specifying the execution target" do
     let(:local_plat) do
       json = run_inspec_process("detect --format json", {}).stdout
-      # .slice is available in ruby 2.5+
-      JSON.parse(json).select { |k, v| %w{name release}.include? k }
+      JSON.parse(json).slice("name", "release")
     end
     let(:run_result) { run_inspec_process("exec " + File.join(profile_path, "simple-metadata") + " " + cli_args, json: true) }
     let(:seen_platform) { run_result; @json["platform"].select { |k, v| %w{name release target_id}.include? k } }