diff --git a/20230125152306_languages.down.sql b/20230125152306_languages.down.sql
index 4d36f7f..d4cb904 100644
--- a/20230125152306_languages.down.sql
+++ b/20230125152306_languages.down.sql
@@ -1,3 +1 @@
-BEGIN;
 DROP TABLE languages;
-COMMIT;
diff --git a/20230218074832_require_word_part_id.down.sql b/20230218074832_require_word_part_id.down.sql
index a532312..d465dbe 100644
--- a/20230218074832_require_word_part_id.down.sql
+++ b/20230218074832_require_word_part_id.down.sql
@@ -1,3 +1 @@
-BEGIN;
 ALTER TABLE words ALTER COLUMN part_id DROP NOT NULL;
-COMMIT;
diff --git a/20230218074832_require_word_part_id.up.sql b/20230218074832_require_word_part_id.up.sql
index efdf01d..9f24caf 100644
--- a/20230218074832_require_word_part_id.up.sql
+++ b/20230218074832_require_word_part_id.up.sql
@@ -1,3 +1 @@
-BEGIN;
 ALTER TABLE words ALTER COLUMN part_id SET NOT NULL;
-COMMIT;
diff --git a/20230218091110_do_not_require_part_english_name.down.sql b/20230218091110_do_not_require_part_english_name.down.sql
index 95a5061..04909ba 100644
--- a/20230218091110_do_not_require_part_english_name.down.sql
+++ b/20230218091110_do_not_require_part_english_name.down.sql
@@ -1,3 +1 @@
-BEGIN;
 ALTER TABLE parts ALTER COLUMN english_name SET NOT NULL;
-COMMIT;
diff --git a/20230218091110_do_not_require_part_english_name.up.sql b/20230218091110_do_not_require_part_english_name.up.sql
index c527ad1..c3ef7c4 100644
--- a/20230218091110_do_not_require_part_english_name.up.sql
+++ b/20230218091110_do_not_require_part_english_name.up.sql
@@ -1,3 +1 @@
-BEGIN;
 ALTER TABLE parts ALTER COLUMN english_name DROP NOT NULL;
-COMMIT;
diff --git a/20230218100109_translate_parts.down.sql b/20230218100109_translate_parts.down.sql
index f79474e..9b72870 100644
--- a/20230218100109_translate_parts.down.sql
+++ b/20230218100109_translate_parts.down.sql
@@ -1,3 +1 @@
-BEGIN;
 DROP TABLE part_names;
-COMMIT;
diff --git a/20230218104748_remove_part_english_names.up.sql b/20230218104748_remove_part_english_names.up.sql
index a4f32cb..67b9de7 100644
--- a/20230218104748_remove_part_english_names.up.sql
+++ b/20230218104748_remove_part_english_names.up.sql
@@ -1,3 +1 @@
-BEGIN;
 ALTER TABLE parts DROP COLUMN english_name;
-COMMIT;
diff --git a/20230218115851_remove_unique_index_on_word_forms_of_word_value.down.sql b/20230218115851_remove_unique_index_on_word_forms_of_word_value.down.sql
index 91e08da..0524758 100644
--- a/20230218115851_remove_unique_index_on_word_forms_of_word_value.down.sql
+++ b/20230218115851_remove_unique_index_on_word_forms_of_word_value.down.sql
@@ -1,3 +1 @@
-BEGIN;
 CREATE UNIQUE INDEX word_forms_word_value_index ON word_forms (word_id, value);
-COMMIT;
diff --git a/20230218115851_remove_unique_index_on_word_forms_of_word_value.up.sql b/20230218115851_remove_unique_index_on_word_forms_of_word_value.up.sql
index d0569e9..a162d11 100644
--- a/20230218115851_remove_unique_index_on_word_forms_of_word_value.up.sql
+++ b/20230218115851_remove_unique_index_on_word_forms_of_word_value.up.sql
@@ -1,3 +1 @@
-BEGIN;
 DROP INDEX word_forms_word_value_index;
-COMMIT;
diff --git a/20230219045623_word_commentary.down.sql b/20230219045623_word_commentary.down.sql
index 45746b2..f17591b 100644
--- a/20230219045623_word_commentary.down.sql
+++ b/20230219045623_word_commentary.down.sql
@@ -1,3 +1 @@
-BEGIN;
 ALTER TABLE words DROP COLUMN commentary;
-COMMIT;
diff --git a/20230219051357_word_inflections.down.sql b/20230219051357_word_inflections.down.sql
index f7013c2..0f6a2f1 100644
--- a/20230219051357_word_inflections.down.sql
+++ b/20230219051357_word_inflections.down.sql
@@ -1,3 +1 @@
-BEGIN;
 ALTER TABLE words DROP COLUMN inflections;
-COMMIT;
diff --git a/20230324221957_remove_inflections.down.sql b/20230324221957_remove_inflections.down.sql
index 0998499..f086bcc 100644
--- a/20230324221957_remove_inflections.down.sql
+++ b/20230324221957_remove_inflections.down.sql
@@ -1,3 +1,5 @@
+BEGIN;
 ALTER TABLE words ADD COLUMN inflections TEXT;
 ALTER TABLE words ADD CONSTRAINT inflections_is_sane_text
     CHECK (is_sane_text(inflections));
+COMMIT;