diff --git a/actioncable/lib/action_cable/channel/test_case.rb b/actioncable/lib/action_cable/channel/test_case.rb
index a26051d68752d91289429278b7ab8c962c21b0a8..dd2762ccd0a77ebf9a41a53abdba56c2207f0592 100644
--- a/actioncable/lib/action_cable/channel/test_case.rb
+++ b/actioncable/lib/action_cable/channel/test_case.rb
@@ -131,7 +131,7 @@ def transmit(cable_message)
     #
     # == Specifying connection identifiers
     #
-    # You need to set up your connection manually to privide values for the identifiers.
+    # You need to set up your connection manually to provide values for the identifiers.
     # To do this just use:
     #
     #   stub_connection(user: users[:john])
@@ -212,7 +212,7 @@ def stub_connection(identifiers = {})
           @connection = ConnectionStub.new(identifiers)
         end
 
-        # Subsribe to the channel under test. Optionally pass subscription parameters as a Hash.
+        # Subscribe to the channel under test. Optionally pass subscription parameters as a Hash.
         def subscribe(params = {})
           @connection ||= stub_connection
           @subscription = self.class.channel_class.new(connection, CHANNEL_IDENTIFIER, params.with_indifferent_access)
diff --git a/actioncable/test/channel/stream_test.rb b/actioncable/test/channel/stream_test.rb
index f2fe8b4ce79fb218aab19171c7d6a91aa4865e48..9ad2213d474d2bcc7dda8645bc78bc838d60771f 100644
--- a/actioncable/test/channel/stream_test.rb
+++ b/actioncable/test/channel/stream_test.rb
@@ -193,7 +193,7 @@ class StreamFromTest < ActionCable::TestCase
       end
     end
 
-    test "subscription confirmation should only be sent out once with muptiple stream_from" do
+    test "subscription confirmation should only be sent out once with multiple stream_from" do
       run_in_eventmachine do
         connection = open_connection
         expected = { "identifier" => { "channel" => MultiChatChannel.name }.to_json, "type" => "confirm_subscription" }