diff --git a/angular/package.json b/angular/package.json
index 3758b2996..a6eae857f 100644
--- a/angular/package.json
+++ b/angular/package.json
@@ -18,7 +18,7 @@
     "@angular/platform-browser": "^14.2.0",
     "@angular/platform-browser-dynamic": "^14.2.0",
     "@angular/router": "^14.2.0",
-    "gridstack": "^9.2.1",
+    "gridstack": "^9.3.0",
     "rxjs": "~7.5.0",
     "tslib": "^2.3.0",
     "zone.js": "~0.11.4"
diff --git a/angular/projects/lib/package.json b/angular/projects/lib/package.json
index 1147d09fc..0ba33807d 100644
--- a/angular/projects/lib/package.json
+++ b/angular/projects/lib/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gridstack-angular",
-  "version": "9.3.0",
+  "version": "9.3.0-dev",
   "peerDependencies": {
     "@angular/common": "^14.2.0",
     "@angular/core": "^14.2.0"
diff --git a/angular/projects/lib/src/lib/base-widget.ts b/angular/projects/lib/src/lib/base-widget.ts
index 1d1879665..cdfa0ba66 100644
--- a/angular/projects/lib/src/lib/base-widget.ts
+++ b/angular/projects/lib/src/lib/base-widget.ts
@@ -1,5 +1,5 @@
 /**
- * gridstack-item.component.ts 9.3.0
+ * gridstack-item.component.ts 9.3.0-dev
  * Copyright (c) 2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/angular/projects/lib/src/lib/gridstack-item.component.ts b/angular/projects/lib/src/lib/gridstack-item.component.ts
index 54c85145f..b30eddf68 100644
--- a/angular/projects/lib/src/lib/gridstack-item.component.ts
+++ b/angular/projects/lib/src/lib/gridstack-item.component.ts
@@ -1,5 +1,5 @@
 /**
- * gridstack-item.component.ts 9.3.0
+ * gridstack-item.component.ts 9.3.0-dev
  * Copyright (c) 2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/angular/projects/lib/src/lib/gridstack.component.ts b/angular/projects/lib/src/lib/gridstack.component.ts
index e9f256b24..0bc322d91 100644
--- a/angular/projects/lib/src/lib/gridstack.component.ts
+++ b/angular/projects/lib/src/lib/gridstack.component.ts
@@ -1,5 +1,5 @@
 /**
- * gridstack.component.ts 9.3.0
+ * gridstack.component.ts 9.3.0-dev
  * Copyright (c) 2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/angular/projects/lib/src/lib/gridstack.module.ts b/angular/projects/lib/src/lib/gridstack.module.ts
index b03219569..3f1b40b2a 100644
--- a/angular/projects/lib/src/lib/gridstack.module.ts
+++ b/angular/projects/lib/src/lib/gridstack.module.ts
@@ -1,5 +1,5 @@
 /**
- * gridstack.component.ts 9.3.0
+ * gridstack.component.ts 9.3.0-dev
  * Copyright (c) 2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/angular/yarn.lock b/angular/yarn.lock
index e66eb21ac..0105b0e37 100644
--- a/angular/yarn.lock
+++ b/angular/yarn.lock
@@ -3641,10 +3641,10 @@ graceful-fs@^4.1.2, graceful-fs@^4.1.6, graceful-fs@^4.2.0, graceful-fs@^4.2.4,
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.11.tgz#4183e4e8bf08bb6e05bbb2f7d2e0c8f712ca40e3"
   integrity sha512-RbJ5/jmFcNNCcDV5o9eTnBLJ/HszWV0P73bc+Ff4nS/rJj+YaS6IGyiOL0VoBYX+l1Wrl3k63h/KrH+nhJ0XvQ==
 
-gridstack@^9.2.1:
-  version "9.2.1"
-  resolved "https://registry.yarnpkg.com/gridstack/-/gridstack-9.2.1.tgz#c751c86743b1085f21525f3ef6785a74ba07ed82"
-  integrity sha512-LeBWRzq+pqAfwVVxMxOJ6bvWhFiiNvf+Iur+fTbJ32/ZzmmPlsqu7/I0apei+Ax7qZ55nT/MKP8lKRwbrSiwow==
+gridstack@^9.3.0:
+  version "9.3.0"
+  resolved "https://registry.yarnpkg.com/gridstack/-/gridstack-9.3.0.tgz#0f86cb8aabc3249e340900a5d9505e37e6d7c85e"
+  integrity sha512-IamRPgMK0AyFsGefosPfz3i6ehNfbx7mVsZDumEbsGeN2BDZt15Ae6AOowl9D5I6d6c0mhQyYoifAfykefXf1g==
 
 handle-thing@^2.0.0:
   version "2.0.1"
diff --git a/package.json b/package.json
index 66c9daf5c..8ac65d032 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gridstack",
-  "version": "9.3.0",
+  "version": "9.3.0-dev",
   "license": "MIT",
   "author": "Alain Dumesny <alaind831+github@gmail.com> (https://github.com/adumesny)",
   "contributors": [
diff --git a/src/dd-base-impl.ts b/src/dd-base-impl.ts
index ea8d61609..1b25faaef 100644
--- a/src/dd-base-impl.ts
+++ b/src/dd-base-impl.ts
@@ -1,5 +1,5 @@
 /**
- * dd-base-impl.ts 9.3.0
+ * dd-base-impl.ts 9.3.0-dev
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-draggable.ts b/src/dd-draggable.ts
index a0f53c50c..77c4b9ef2 100644
--- a/src/dd-draggable.ts
+++ b/src/dd-draggable.ts
@@ -1,5 +1,5 @@
 /**
- * dd-draggable.ts 9.3.0
+ * dd-draggable.ts 9.3.0-dev
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-droppable.ts b/src/dd-droppable.ts
index 882a4edb5..819519730 100644
--- a/src/dd-droppable.ts
+++ b/src/dd-droppable.ts
@@ -1,5 +1,5 @@
 /**
- * dd-droppable.ts 9.3.0
+ * dd-droppable.ts 9.3.0-dev
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-element.ts b/src/dd-element.ts
index e7ecbe5ba..41f4e14f5 100644
--- a/src/dd-element.ts
+++ b/src/dd-element.ts
@@ -1,5 +1,5 @@
 /**
- * dd-elements.ts 9.3.0
+ * dd-elements.ts 9.3.0-dev
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-gridstack.ts b/src/dd-gridstack.ts
index d093f9e77..1445842ff 100644
--- a/src/dd-gridstack.ts
+++ b/src/dd-gridstack.ts
@@ -1,5 +1,5 @@
 /**
- * dd-gridstack.ts 9.3.0
+ * dd-gridstack.ts 9.3.0-dev
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-manager.ts b/src/dd-manager.ts
index 0cf72e3b9..33c4def1f 100644
--- a/src/dd-manager.ts
+++ b/src/dd-manager.ts
@@ -1,5 +1,5 @@
 /**
- * dd-manager.ts 9.3.0
+ * dd-manager.ts 9.3.0-dev
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-resizable-handle.ts b/src/dd-resizable-handle.ts
index 4792bd640..507c353c3 100644
--- a/src/dd-resizable-handle.ts
+++ b/src/dd-resizable-handle.ts
@@ -1,5 +1,5 @@
 /**
- * dd-resizable-handle.ts 9.3.0
+ * dd-resizable-handle.ts 9.3.0-dev
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-resizable.ts b/src/dd-resizable.ts
index bf72d242d..c9a68448e 100644
--- a/src/dd-resizable.ts
+++ b/src/dd-resizable.ts
@@ -1,5 +1,5 @@
 /**
- * dd-resizable.ts 9.3.0
+ * dd-resizable.ts 9.3.0-dev
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-touch.ts b/src/dd-touch.ts
index b9f12f582..5d9d22810 100644
--- a/src/dd-touch.ts
+++ b/src/dd-touch.ts
@@ -1,5 +1,5 @@
 /**
- * touch.ts 9.3.0
+ * touch.ts 9.3.0-dev
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/gridstack-engine.ts b/src/gridstack-engine.ts
index 4f2b392f9..76b2ba7bc 100644
--- a/src/gridstack-engine.ts
+++ b/src/gridstack-engine.ts
@@ -1,5 +1,5 @@
 /**
- * gridstack-engine.ts 9.3.0
+ * gridstack-engine.ts 9.3.0-dev
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/gridstack-poly.js b/src/gridstack-poly.js
index e09b26b2e..a4c913e5e 100644
--- a/src/gridstack-poly.js
+++ b/src/gridstack-poly.js
@@ -1,5 +1,5 @@
 /**
- * gridstack-poly.ts 9.3.0 used for IE and older browser support (not supported in v2-v4.3.1, but again in v4.4)
+ * gridstack-poly.ts 9.3.0-dev used for IE and older browser support (not supported in v2-v4.3.1, but again in v4.4)
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/gridstack.scss b/src/gridstack.scss
index 9d30a80b3..50982341a 100644
--- a/src/gridstack.scss
+++ b/src/gridstack.scss
@@ -1,5 +1,5 @@
 /**
- * gridstack SASS styles 9.3.0
+ * gridstack SASS styles 9.3.0-dev
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/gridstack.ts b/src/gridstack.ts
index 52efa10b2..c11442cc3 100644
--- a/src/gridstack.ts
+++ b/src/gridstack.ts
@@ -1,5 +1,5 @@
 /*!
- * GridStack 9.3.0
+ * GridStack 9.3.0-dev
  * https://gridstackjs.com/
  *
  * Copyright (c) 2021-2022 Alain Dumesny
@@ -1788,7 +1788,7 @@ export class GridStack {
     return this;
   }
 
-  static GDRev = '9.3.0';
+  static GDRev = '9.3.0-dev';
 
   /* ===========================================================================================
    * drag&drop methods that used to be stubbed out and implemented in dd-gridstack.ts
diff --git a/src/types.ts b/src/types.ts
index 80373c73c..6dfd64b55 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,5 +1,5 @@
 /**
- * types.ts 9.3.0
+ * types.ts 9.3.0-dev
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/utils.ts b/src/utils.ts
index 2b4dc7e75..282a059ff 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,5 +1,5 @@
 /**
- * utils.ts 9.3.0
+ * utils.ts 9.3.0-dev
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */