diff --git a/plugins/chat/spec/system/channel_selector_modal_spec.rb b/plugins/chat/spec/system/channel_selector_modal_spec.rb
index 2cb9f5713fb..0b133238d94 100644
--- a/plugins/chat/spec/system/channel_selector_modal_spec.rb
+++ b/plugins/chat/spec/system/channel_selector_modal_spec.rb
@@ -5,6 +5,7 @@ RSpec.describe "Channel selector modal", type: :system, js: true do
 
   let(:chat_page) { PageObjects::Pages::Chat.new }
   let(:channel_page) { PageObjects::Pages::ChatChannel.new }
+  let(:key_modifier) { RUBY_PLATFORM =~ /darwin/i ? :meta : :control }
 
   before do
     chat_system_bootstrap
@@ -12,13 +13,11 @@ RSpec.describe "Channel selector modal", type: :system, js: true do
     visit("/")
   end
 
-  KEY_MODIFIER = RUBY_PLATFORM =~ /darwin/i ? :meta : :control
-
   context "when used with public channel" do
     fab!(:channel_1) { Fabricate(:category_channel) }
 
     it "works" do
-      find("body").send_keys([KEY_MODIFIER, "k"])
+      find("body").send_keys([key_modifier, "k"])
       find("#chat-channel-selector-input").fill_in(with: channel_1.title)
       find(".chat-channel-selection-row[data-id='#{channel_1.id}']").click
       channel_page.send_message("Hello world")
@@ -31,7 +30,7 @@ RSpec.describe "Channel selector modal", type: :system, js: true do
     fab!(:user_1) { Fabricate(:user) }
 
     it "works" do
-      find("body").send_keys([KEY_MODIFIER, "k"])
+      find("body").send_keys([key_modifier, "k"])
       find("#chat-channel-selector-input").fill_in(with: user_1.username)
       find(".chat-channel-selection-row[data-id='#{user_1.id}']").click
       channel_page.send_message("Hello world")
@@ -44,7 +43,7 @@ RSpec.describe "Channel selector modal", type: :system, js: true do
     fab!(:dm_channel_1) { Fabricate(:direct_message_channel, users: [current_user]) }
 
     it "works" do
-      find("body").send_keys([KEY_MODIFIER, "k"])
+      find("body").send_keys([key_modifier, "k"])
       find("#chat-channel-selector-input").fill_in(with: current_user.username)
       find(".chat-channel-selection-row[data-id='#{dm_channel_1.id}']").click
       channel_page.send_message("Hello world")
@@ -58,7 +57,7 @@ RSpec.describe "Channel selector modal", type: :system, js: true do
 
     it "it doesn’t include current channel" do
       chat_page.visit_channel(channel_1)
-      find("body").send_keys([KEY_MODIFIER, "k"])
+      find("body").send_keys([key_modifier, "k"])
       find("#chat-channel-selector-input").click
 
       expect(page).to have_no_css(".chat-channel-selection-row[data-id='#{channel_1.id}']")
@@ -71,7 +70,7 @@ RSpec.describe "Channel selector modal", type: :system, js: true do
 
     it "it doesn’t include limited access channel" do
       chat_page.visit_channel(channel_1)
-      find("body").send_keys([KEY_MODIFIER, "k"])
+      find("body").send_keys([key_modifier, "k"])
       find("#chat-channel-selector-input").fill_in(with: channel_1.title)
 
       expect(page).to have_no_css(".chat-channel-selection-row[data-id='#{channel_1.id}']")
diff --git a/plugins/chat/spec/system/shortcuts/chat_composer_spec.rb b/plugins/chat/spec/system/shortcuts/chat_composer_spec.rb
index be1d9098994..54a4f8ac83b 100644
--- a/plugins/chat/spec/system/shortcuts/chat_composer_spec.rb
+++ b/plugins/chat/spec/system/shortcuts/chat_composer_spec.rb
@@ -6,8 +6,7 @@ RSpec.describe "Shortcuts | chat composer", type: :system, js: true do
 
   let(:chat) { PageObjects::Pages::Chat.new }
   let(:channel_page) { PageObjects::Pages::ChatChannel.new }
-
-  KEY_MODIFIER = RUBY_PLATFORM =~ /darwin/i ? :meta : :control
+  let(:key_modifier) { RUBY_PLATFORM =~ /darwin/i ? :meta : :control }
 
   before do
     chat_system_bootstrap
@@ -25,7 +24,7 @@ RSpec.describe "Shortcuts | chat composer", type: :system, js: true do
       chat.visit_channel(channel_1)
 
       within(".chat-composer-input") do |composer|
-        composer.send_keys([KEY_MODIFIER, "b"])
+        composer.send_keys([key_modifier, "b"])
 
         expect(composer.value).to eq("**strong text**")
       end
@@ -37,7 +36,7 @@ RSpec.describe "Shortcuts | chat composer", type: :system, js: true do
       chat.visit_channel(channel_1)
 
       within(".chat-composer-input") do |composer|
-        composer.send_keys([KEY_MODIFIER, "i"])
+        composer.send_keys([key_modifier, "i"])
 
         expect(composer.value).to eq("_emphasized text_")
       end
@@ -49,7 +48,7 @@ RSpec.describe "Shortcuts | chat composer", type: :system, js: true do
       chat.visit_channel(channel_1)
 
       within(".chat-composer-input") do |composer|
-        composer.send_keys([KEY_MODIFIER, "e"])
+        composer.send_keys([key_modifier, "e"])
 
         expect(composer.value).to eq("`indent preformatted text by 4 spaces`")
       end