diff --git a/guides/source/4_1_release_notes.md b/guides/source/4_1_release_notes.md
index 5f1ecb1caec160923c1b4a55f8debe53ae134f90..171572c77c31326432b5a3c0fb0b57c152e768c4 100644
--- a/guides/source/4_1_release_notes.md
+++ b/guides/source/4_1_release_notes.md
@@ -366,7 +366,7 @@ for detailed changes.
 * Removed deprecated `increment_open_transactions`.
 
 * Removed deprecated `PostgreSQLAdapter#outside_transaction?`
-  methodd. You can use `#transaction_open?` instead.
+  method. You can use `#transaction_open?` instead.
 
 * Removed deprecated `ActiveRecord::Fixtures.find_table_name` in favor of
   `ActiveRecord::Fixtures.default_fixture_model_name`.