diff --git a/machines/begin-transaction.js b/machines/begin-transaction.js
index 102274e..11030b8 100644
--- a/machines/begin-transaction.js
+++ b/machines/begin-transaction.js
@@ -66,7 +66,7 @@ module.exports = {
     Pack.sendNativeQuery({
       connection: inputs.connection,
       nativeQuery: 'BEGIN'
-    }).exec({
+    }).switch({
       error: function error(err) {
         return exits.error(err);
       },
diff --git a/machines/commit-transaction.js b/machines/commit-transaction.js
index fffb563..b0be713 100644
--- a/machines/commit-transaction.js
+++ b/machines/commit-transaction.js
@@ -69,7 +69,7 @@ module.exports = {
     Pack.sendNativeQuery({
       connection: inputs.connection,
       nativeQuery: 'COMMIT'
-    }).exec({
+    }).switch({
       error: function error(err) {
         return exits.error(err);
       },
diff --git a/machines/rollback-transaction.js b/machines/rollback-transaction.js
index 301fa3b..e66cc09 100644
--- a/machines/rollback-transaction.js
+++ b/machines/rollback-transaction.js
@@ -67,7 +67,7 @@ module.exports = {
     Pack.sendNativeQuery({
       connection: inputs.connection,
       nativeQuery: 'ROLLBACK'
-    }).exec({
+    }).switch({
       error: function error(err) {
         return exits.error(err);
       },