diff --git a/developing/footer.js b/developing/footer.js
index 76bc3285..72bb25d6 100644
--- a/developing/footer.js
+++ b/developing/footer.js
@@ -1,7 +1,7 @@
 function writeHeader() {
-    document.write('Version 1.2.2-dev19');
+    document.write('Version 1.2.2-dev20');
 };
 
 function writeFooter()  {
-    document.write('Generated on Mon Jan  6 2025 07:45:50 for Arm-2D 1.2.2-dev19+g5709a6e. Copyright © 2022-2025 Arm Limited (or its affiliates). All rights reserved.');
+    document.write('Generated on Mon Jan  6 2025 07:49:59 for Arm-2D 1.2.2-dev20+gb38bc04. Copyright © 2022-2025 Arm Limited (or its affiliates). All rights reserved.');
 };
diff --git a/version.js b/version.js
index c92103c0..72829d8e 100644
--- a/version.js
+++ b/version.js
@@ -1,6 +1,6 @@
 //--- list of versions ---
 const versions = {
-    "developing": "1.2.2-dev19",
+    "developing": "1.2.2-dev20",
     "latest": "1.2.1",
     "main": "1.2.1-dev272",
     "v1.2.0": "1.2.0",