diff --git a/angular/projects/lib/package.json b/angular/projects/lib/package.json
index ecbc48914..d9e962c02 100644
--- a/angular/projects/lib/package.json
+++ b/angular/projects/lib/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gridstack-angular",
-  "version": "9.1.0-dev",
+  "version": "9.1.1",
   "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 f8a005fee..3a4246d12 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 9.1.0-dev
+ * gridstack-item.component.ts 9.1.1
  * 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 4ceed9f60..e9741c1d5 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 9.1.0-dev
+ * gridstack-item.component.ts 9.1.1
  * 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 25f14baa8..e53e1e2da 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 9.1.0-dev
+ * gridstack.component.ts 9.1.1
  * 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 a7a4351e3..165afeb4d 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 9.1.0-dev
+ * gridstack.component.ts 9.1.1
  * Copyright (c) 2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/doc/CHANGES.md b/doc/CHANGES.md
index c29ed6b7e..27aea53cf 100644
--- a/doc/CHANGES.md
+++ b/doc/CHANGES.md
@@ -5,7 +5,7 @@ Change log
 <!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
 **Table of Contents**  *generated with [DocToc](http://doctoc.herokuapp.com/)*
 
-- [9.1.0-dev (TBD)](#910-dev-tbd)
+- [9.1.1 (2023-09-06)](#911-2023-09-06)
 - [9.1.0 (2023-09-04)](#910-2023-09-04)
 - [9.0.2 (2023-08-29)](#902-2023-08-29)
 - [9.0.1 (2023-08-27)](#901-2023-08-27)
@@ -97,7 +97,7 @@ Change log
 
 <!-- END doctoc generated TOC please keep comment here to allow auto update -->
 
-## 9.1.0-dev (TBD)
+## 9.1.1 (2023-09-06)
 * fix [#2435](https://github.com/gridstack/gridstack.js/issues/2435) directionCollideCoverage() tweaks
 * fix resizeToContent() to handle node.h (using when cellHeight changes or we resize) vs DOM sizing (rest of the time)
 
diff --git a/package.json b/package.json
index 2907748a9..a45fdeede 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "gridstack",
-  "version": "9.1.0-dev",
+  "version": "9.1.1",
   "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 f252bf426..0e5c3786d 100644
--- a/src/dd-base-impl.ts
+++ b/src/dd-base-impl.ts
@@ -1,5 +1,5 @@
 /**
- * dd-base-impl.ts 9.1.0-dev
+ * dd-base-impl.ts 9.1.1
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-draggable.ts b/src/dd-draggable.ts
index dcfc6fce4..f4987675d 100644
--- a/src/dd-draggable.ts
+++ b/src/dd-draggable.ts
@@ -1,5 +1,5 @@
 /**
- * dd-draggable.ts 9.1.0-dev
+ * dd-draggable.ts 9.1.1
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-droppable.ts b/src/dd-droppable.ts
index 6653ba9ce..ab452c949 100644
--- a/src/dd-droppable.ts
+++ b/src/dd-droppable.ts
@@ -1,5 +1,5 @@
 /**
- * dd-droppable.ts 9.1.0-dev
+ * dd-droppable.ts 9.1.1
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-element.ts b/src/dd-element.ts
index 694cfb184..53f5f3828 100644
--- a/src/dd-element.ts
+++ b/src/dd-element.ts
@@ -1,5 +1,5 @@
 /**
- * dd-elements.ts 9.1.0-dev
+ * dd-elements.ts 9.1.1
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-gridstack.ts b/src/dd-gridstack.ts
index 25911e318..36a4b860a 100644
--- a/src/dd-gridstack.ts
+++ b/src/dd-gridstack.ts
@@ -1,5 +1,5 @@
 /**
- * dd-gridstack.ts 9.1.0-dev
+ * dd-gridstack.ts 9.1.1
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-manager.ts b/src/dd-manager.ts
index 2880814b9..608565c83 100644
--- a/src/dd-manager.ts
+++ b/src/dd-manager.ts
@@ -1,5 +1,5 @@
 /**
- * dd-manager.ts 9.1.0-dev
+ * dd-manager.ts 9.1.1
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-resizable-handle.ts b/src/dd-resizable-handle.ts
index 5bdbc2b5a..055c9652f 100644
--- a/src/dd-resizable-handle.ts
+++ b/src/dd-resizable-handle.ts
@@ -1,5 +1,5 @@
 /**
- * dd-resizable-handle.ts 9.1.0-dev
+ * dd-resizable-handle.ts 9.1.1
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-resizable.ts b/src/dd-resizable.ts
index 31ef8c6c0..ab2d17c28 100644
--- a/src/dd-resizable.ts
+++ b/src/dd-resizable.ts
@@ -1,5 +1,5 @@
 /**
- * dd-resizable.ts 9.1.0-dev
+ * dd-resizable.ts 9.1.1
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/dd-touch.ts b/src/dd-touch.ts
index a7c5e54a6..46153b55a 100644
--- a/src/dd-touch.ts
+++ b/src/dd-touch.ts
@@ -1,5 +1,5 @@
 /**
- * touch.ts 9.1.0-dev
+ * touch.ts 9.1.1
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/gridstack-engine.ts b/src/gridstack-engine.ts
index a5ca78e36..0dcd7b56b 100644
--- a/src/gridstack-engine.ts
+++ b/src/gridstack-engine.ts
@@ -1,5 +1,5 @@
 /**
- * gridstack-engine.ts 9.1.0-dev
+ * gridstack-engine.ts 9.1.1
  * Copyright (c) 2021-2022 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/gridstack-poly.js b/src/gridstack-poly.js
index 94879f42c..ecdc78fc6 100644
--- a/src/gridstack-poly.js
+++ b/src/gridstack-poly.js
@@ -1,5 +1,5 @@
 /**
- * gridstack-poly.ts 9.1.0-dev used for IE and older browser support (not supported in v2-v4.3.1, but again in v4.4)
+ * gridstack-poly.ts 9.1.1 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 a42fb7d90..0210a614d 100644
--- a/src/gridstack.scss
+++ b/src/gridstack.scss
@@ -1,5 +1,5 @@
 /**
- * gridstack SASS styles 9.1.0-dev
+ * gridstack SASS styles 9.1.1
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/gridstack.ts b/src/gridstack.ts
index 11d4712ac..582811643 100644
--- a/src/gridstack.ts
+++ b/src/gridstack.ts
@@ -1,5 +1,5 @@
 /*!
- * GridStack 9.1.0-dev
+ * GridStack 9.1.1
  * https://gridstackjs.com/
  *
  * Copyright (c) 2021-2022 Alain Dumesny
@@ -1764,7 +1764,7 @@ export class GridStack {
     return this;
   }
 
-  static GDRev = '9.1.0-dev';
+  static GDRev = '9.1.1';
 
   /* ===========================================================================================
    * 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 cd83154b8..3dda1b1da 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -1,5 +1,5 @@
 /**
- * types.ts 9.1.0-dev
+ * types.ts 9.1.1
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */
 
diff --git a/src/utils.ts b/src/utils.ts
index 92e47da8f..67db401b7 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -1,5 +1,5 @@
 /**
- * utils.ts 9.1.0-dev
+ * utils.ts 9.1.1
  * Copyright (c) 2021 Alain Dumesny - see GridStack root license
  */