2 files changed, 4 insertions, 4 deletions
diff --git a/activesupport/lib/active_support/notifications/fanout.rb b/activesupport/lib/active_support/notifications/fanout.rb
index cd60054862..a3ddc7705a 100644
--- a/activesupport/lib/active_support/notifications/fanout.rb
+++ b/activesupport/lib/active_support/notifications/fanout.rb
@@ -44,7 +44,7 @@ module ActiveSupport
             when Regexp, NilClass
               pattern
             else
-              /^#{Regexp.escape(pattern.to_s)}/
+              /^#{Regexp.escape(pattern.to_s)}$/
             end
         end
 
diff --git a/activesupport/test/notifications_test.rb b/activesupport/test/notifications_test.rb
index 67c3527e23..92fbe5b92f 100644
--- a/activesupport/test/notifications_test.rb
+++ b/activesupport/test/notifications_test.rb
@@ -65,7 +65,7 @@ module Notifications
       assert_equal [[:foo]] * 4, @events
     end
 
-    def test_log_subscriber_with_pattern
+    def test_log_subscriber_with_string
       events = []
       @notifier.subscribe('1') { |*args| events << args }
 
@@ -74,10 +74,10 @@ module Notifications
       @notifier.publish 'a.1'
       @notifier.wait
 
-      assert_equal [['1'], ['1.a']], events
+      assert_equal [['1']], events
     end
 
-    def test_log_subscriber_with_pattern_as_regexp
+    def test_log_subscriber_with_pattern
       events = []
       @notifier.subscribe(/\d/) { |*args| events << args }