diff --git a/ext/afform/admin/info.xml b/ext/afform/admin/info.xml
index a259b921a9161330e6123aec6b2a5d08e7cc69e6..35ee88710c3107f13ade29685a78d3b82d6ed512 100644
--- a/ext/afform/admin/info.xml
+++ b/ext/afform/admin/info.xml
@@ -13,7 +13,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-01-09</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>beta</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/afform/core/info.xml b/ext/afform/core/info.xml
index e129889ddbc6bda16b5870446759d3d5166e95a1..7410312f7a0892d0d9d15e36c399a54b80ad51f1 100644
--- a/ext/afform/core/info.xml
+++ b/ext/afform/core/info.xml
@@ -13,7 +13,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-01-09</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>beta</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/afform/html/info.xml b/ext/afform/html/info.xml
index 98189cd9e90b2e9ead93acbc6e479ab3fe62ddaf..d4fa2be501a206cc51c15933789267ed90fee9b5 100644
--- a/ext/afform/html/info.xml
+++ b/ext/afform/html/info.xml
@@ -13,7 +13,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-01-09</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>alpha</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/afform/mock/info.xml b/ext/afform/mock/info.xml
index 2ecd79900c279b4e752cf871595284f8a747ce84..c6ffe09779dea9aa668d6e3c9ea8fb0b70162449 100644
--- a/ext/afform/mock/info.xml
+++ b/ext/afform/mock/info.xml
@@ -12,7 +12,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-01-09</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <tags>
     <tag>mgmt:hidden</tag>
   </tags>
diff --git a/ext/authx/info.xml b/ext/authx/info.xml
index d2294aa678ff0d7f8782b5e4ecc0ea9168d4b77f..3bd0344d5df2894f3e5070cfad1a48f4550b1a50 100644
--- a/ext/authx/info.xml
+++ b/ext/authx/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-02-11</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>alpha</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/civicrm_admin_ui/info.xml b/ext/civicrm_admin_ui/info.xml
index 2f2d4338700d7e9e5251c96286f9117ec2d565db..5f50f13692fb457291b861e641a24a4679d2840b 100644
--- a/ext/civicrm_admin_ui/info.xml
+++ b/ext/civicrm_admin_ui/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2022-01-02</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>alpha</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/civigrant/info.xml b/ext/civigrant/info.xml
index bc476e4d48416dbb3d26084d8c114a152796b35a..e566a910d32e1d440abca0b931be749365e73da8 100644
--- a/ext/civigrant/info.xml
+++ b/ext/civigrant/info.xml
@@ -13,7 +13,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-11-11</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/ckeditor4/info.xml b/ext/ckeditor4/info.xml
index 3ec625af2658e2455a941e1d687bcf6c28604d9a..00f2fea54634c6bae6d0dc91ba57e0fa77c57dd6 100644
--- a/ext/ckeditor4/info.xml
+++ b/ext/ckeditor4/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">https://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-05-23</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/contributioncancelactions/info.xml b/ext/contributioncancelactions/info.xml
index 024b5ccfc7cf4ab35731b63bd9f109a9a87986b9..1cbcce8d77a4b23fcec19211fa32e338d7611046 100644
--- a/ext/contributioncancelactions/info.xml
+++ b/ext/contributioncancelactions/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-10-12</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/eventcart/info.xml b/ext/eventcart/info.xml
index b9a2c59512ae4876e33f51318007732118fc0e53..406ae748f5e6dff1edfd887d9d8753f44879e388 100644
--- a/ext/eventcart/info.xml
+++ b/ext/eventcart/info.xml
@@ -13,7 +13,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-08-03</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <tags>
     <tag>mgmt:hidden</tag>
   </tags>
diff --git a/ext/ewaysingle/info.xml b/ext/ewaysingle/info.xml
index 758c571ef2f80c57ae965146b010fce4d1257ed3..f86e62aff0fc0e0c68b9c3be09304b5e4e6eb211 100644
--- a/ext/ewaysingle/info.xml
+++ b/ext/ewaysingle/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-10-07</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <tags>
     <tag>mgmt:hidden</tag>
   </tags>
diff --git a/ext/financialacls/info.xml b/ext/financialacls/info.xml
index 96d83727071febf3dc666510426214d42da77044..1b339b2b3f7c0d80afec2d961f3120addfe68257 100644
--- a/ext/financialacls/info.xml
+++ b/ext/financialacls/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-08-27</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/flexmailer/info.xml b/ext/flexmailer/info.xml
index 6125b1ee73aad5998fd6246c70283306876ba307..8116a2152210f0911f5c837db30f512aa6386610 100644
--- a/ext/flexmailer/info.xml
+++ b/ext/flexmailer/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-08-05</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <comments>
     FlexMailer is an email delivery engine which replaces the internal guts
diff --git a/ext/greenwich/info.xml b/ext/greenwich/info.xml
index ac2ee38cde739d857a8782979ebf562ded67b3a3..afc4d65071db3ec66517a3834933dbdd9e49f5c4 100644
--- a/ext/greenwich/info.xml
+++ b/ext/greenwich/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-07-21</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <tags>
     <tag>mgmt:hidden</tag>
   </tags>
diff --git a/ext/legacycustomsearches/info.xml b/ext/legacycustomsearches/info.xml
index 2fdf832377e226d1875165384e80553511355e6d..f07239c1779057fdb6808a1703633f5dabb755c6 100644
--- a/ext/legacycustomsearches/info.xml
+++ b/ext/legacycustomsearches/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-07-25</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <tags>
     <tag>mgmt:hidden</tag>
diff --git a/ext/message_admin/info.xml b/ext/message_admin/info.xml
index e632c9996d17d5e17672f5c70010a826cd9d54c6..a2d5daaabe7213335143f22d217f9d289ba40394 100644
--- a/ext/message_admin/info.xml
+++ b/ext/message_admin/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-06-12</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <tags>
     <tag>mgmt:hidden</tag>
   </tags>
diff --git a/ext/oauth-client/info.xml b/ext/oauth-client/info.xml
index 2af18503ce3813ff8f77ae3b3a6e1ac1c4cfa068..2d0fec80ec8949b7dc4736d0ca64ff8f50ccfcd5 100644
--- a/ext/oauth-client/info.xml
+++ b/ext/oauth-client/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-10-23</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/payflowpro/info.xml b/ext/payflowpro/info.xml
index 60014e716e5b6dc356cfefc597332695a54c85d3..e7a2a1e88c4f57c3d1449100a679ec405ec2cdcf 100644
--- a/ext/payflowpro/info.xml
+++ b/ext/payflowpro/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-04-13</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/recaptcha/info.xml b/ext/recaptcha/info.xml
index e80c26d1808cb59de9bb27b8c0f282a6d62d9ca4..5f154a7a3cfe7ee66fde48525c4dcbef76222178 100644
--- a/ext/recaptcha/info.xml
+++ b/ext/recaptcha/info.xml
@@ -13,7 +13,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-04-03</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <tags>
     <tag>mgmt:hidden</tag>
   </tags>
diff --git a/ext/search_kit/info.xml b/ext/search_kit/info.xml
index f664028d5b8d9d5b014e1904f71b13cff6f3b614..48deb9671748c302b8880f9c1c1500ba8b16c66f 100644
--- a/ext/search_kit/info.xml
+++ b/ext/search_kit/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2021-01-06</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <develStage>stable</develStage>
   <compatibility>
     <ver>5.50</ver>
diff --git a/ext/sequentialcreditnotes/info.xml b/ext/sequentialcreditnotes/info.xml
index ed2e291caf3dd7621787b63ef04f421b2ef0d514..b0ac956e0e248ecf8e32aa96dd7573d5d8ff7767 100644
--- a/ext/sequentialcreditnotes/info.xml
+++ b/ext/sequentialcreditnotes/info.xml
@@ -15,7 +15,7 @@
     <url desc="Licensing">http://www.gnu.org/licenses/agpl-3.0.html</url>
   </urls>
   <releaseDate>2020-01-28</releaseDate>
-  <version>5.50.0</version>
+  <version>5.50.1</version>
   <tags>
     <tag>mgmt:hidden</tag>
   </tags>
diff --git a/release-notes.md b/release-notes.md
index b0c9f9112bc3b689d1550f5c5d8bc9172a16bf84..79ed3eb31e15b5af1fd917bc6fd0672a368e666c 100644
--- a/release-notes.md
+++ b/release-notes.md
@@ -15,6 +15,15 @@ Other resources for identifying changes are:
     * https://github.com/civicrm/civicrm-joomla
     * https://github.com/civicrm/civicrm-wordpress
 
+## CiviCRM 5.50.1
+
+Released June 2, 2022
+
+- **[Synopsis](release-notes/5.50.1.md#synopsis)**
+- **[Bugs resolved](release-notes/5.50.1.md#bugs)**
+- **[Credits](release-notes/5.50.1.md#credits)**
+- **[Feedback](release-notes/5.50.1.md#feedback)**
+
 ## CiviCRM 5.50.0
 
 Released June 1, 2022
diff --git a/release-notes/5.50.1.md b/release-notes/5.50.1.md
new file mode 100644
index 0000000000000000000000000000000000000000..45d2bd68858ad9d761b5665f1ec14afa3c7e6068
--- /dev/null
+++ b/release-notes/5.50.1.md
@@ -0,0 +1,36 @@
+# CiviCRM 5.50.1
+
+Released June 2, 2022
+
+- **[Synopsis](#synopsis)**
+- **[Bugs resolved](#bugs)**
+- **[Credits](#credits)**
+- **[Feedback](#feedback)**
+
+## <a name="synopsis"></a>Synopsis
+
+| *Does this version...?*                                         |          |
+| --------------------------------------------------------------- | -------- |
+| Change the database schema?                                     | no       |
+| Alter the API?                                                  | no       |
+| Require attention to configuration options?                     | no       |
+| Fix problems installing or upgrading to a previous version?     | no       |
+| Introduce features?                                             | no       |
+| **Fix bugs?**                                                   | **yes**  |
+
+## <a name="bugs"></a>Bugs resolved
+
+* **_APIv3_: Fix regression in handling chained calls with `sequential` ([#23672](https://github.com/civicrm/civicrm-core/pull/23672), [#23675](https://github.com/civicrm/civicrm-core/pull/23675))**
+
+## <a name="credits"></a>Credits
+
+This release was developed by the following authors and reviewers:
+
+Wikimedia Foundation - Eileen McNaughton; Semper IT - Karin Gerritsen; JMA Consulting -
+Seamus Lee; Dave D; CiviCRM - Tim Otten
+
+## <a name="feedback"></a>Feedback
+
+These release notes are edited by Tim Otten and Andie Hunt.  If you'd like to
+provide feedback on them, please login to https://chat.civicrm.org/civicrm and
+contact `@agh1`.
diff --git a/sql/civicrm_generated.mysql b/sql/civicrm_generated.mysql
index 3efd90c1d0583a5971f12d0092cfbc0564d0afd5..7ee912dba3fd305b77cf5effe417442a8497e3bc 100644
--- a/sql/civicrm_generated.mysql
+++ b/sql/civicrm_generated.mysql
@@ -2938,7 +2938,7 @@ UNLOCK TABLES;
 LOCK TABLES `civicrm_domain` WRITE;
 /*!40000 ALTER TABLE `civicrm_domain` DISABLE KEYS */;
 INSERT INTO `civicrm_domain` (`id`, `name`, `description`, `version`, `contact_id`, `locales`, `locale_custom_strings`) VALUES
- (1,'Default Domain Name',NULL,'5.50.0',1,NULL,'a:1:{s:5:\"en_US\";a:0:{}}');
+ (1,'Default Domain Name',NULL,'5.50.1',1,NULL,'a:1:{s:5:\"en_US\";a:0:{}}');
 /*!40000 ALTER TABLE `civicrm_domain` ENABLE KEYS */;
 UNLOCK TABLES;
 
diff --git a/sql/test_data_second_domain.mysql b/sql/test_data_second_domain.mysql
index 17ba7054bc7a27b0e927d486a94495077b450d86..167ffed06855231d01ff37e4a0f7f9a054c9e8b8 100644
--- a/sql/test_data_second_domain.mysql
+++ b/sql/test_data_second_domain.mysql
@@ -908,4 +908,4 @@ INSERT INTO civicrm_navigation
 VALUES
     ( @domainID, CONCAT('civicrm/report/instance/', @instanceID,'&reset=1'), 'Mailing Detail Report', 'Mailing Detail Report', 'administer CiviMail', 'OR', @reportlastID, '1', NULL, @instanceID+2 );
 UPDATE civicrm_report_instance SET navigation_id = LAST_INSERT_ID() WHERE id = @instanceID;
-UPDATE civicrm_domain SET version = '5.50.0';
+UPDATE civicrm_domain SET version = '5.50.1';
diff --git a/xml/version.xml b/xml/version.xml
index 022420a70e944f4ccda834a6276491d5716a63ae..d36edc5b46a6b2d89356aaf5ef00dc69db5f8704 100644
--- a/xml/version.xml
+++ b/xml/version.xml
@@ -1,4 +1,4 @@
 <?xml version="1.0" encoding="iso-8859-1" ?>
 <version>
-  <version_no>5.50.0</version_no>
+  <version_no>5.50.1</version_no>
 </version>