diff --git a/README.md b/README.md
index ad4691676..35b0796d3 100644
--- a/README.md
+++ b/README.md
@@ -83,6 +83,7 @@ The following table describes which version of **monaco-languageclient** and **m
 
 | monaco-languageclient | monaco-vscode-api | monaco-editor | comment |
 | :----         | :----   | :---   | :--- |
+| 6.4.6         | 1.81.7  | 0.41.0 | Released 2023-09-0x |
 | 6.4.5         | 1.81.5  | 0.41.0 | Released 2023-08-30 |
 | 6.4.4         | 1.81.5  | 0.41.0 | Released 2023-08-24 |
 | 6.4.3         | 1.81.3  | 0.41.0 | Released 2023-08-22 |
diff --git a/package-lock.json b/package-lock.json
index fdf8243ff..b7b806dc1 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5919,9 +5919,9 @@
     },
     "node_modules/vscode": {
       "name": "@codingame/monaco-vscode-api",
-      "version": "1.81.5",
-      "resolved": "https://registry.npmjs.org/@codingame/monaco-vscode-api/-/monaco-vscode-api-1.81.5.tgz",
-      "integrity": "sha512-JVL82xTOg0IZETqjRG9t0yslxs4qTpQ7op5a0pj4imZSgqp1MgihivctxsOXSFiQxHF1hALKoqWBKaVTkvMr+g==",
+      "version": "1.81.7-next.0",
+      "resolved": "https://registry.npmjs.org/@codingame/monaco-vscode-api/-/monaco-vscode-api-1.81.7-next.0.tgz",
+      "integrity": "sha512-mcqMyIHADSWLewBa38VjVU73ajXBkbprwGaI/llY8Zg+UGFyj4b0Mv3EbsLXaoy64U469hQ3fxYMhk/+DRcyYA==",
       "bin": {
         "monaco-treemending": "monaco-treemending.js"
       },
@@ -6423,12 +6423,12 @@
     },
     "packages/client": {
       "name": "monaco-languageclient",
-      "version": "6.4.5",
+      "version": "6.4.6-next.0",
       "hasInstallScript": true,
       "license": "MIT",
       "dependencies": {
         "monaco-editor": "~0.41.0",
-        "vscode": "npm:@codingame/monaco-vscode-api@1.81.5",
+        "vscode": "npm:@codingame/monaco-vscode-api@1.81.7-next.0",
         "vscode-jsonrpc": "~8.1.0",
         "vscode-languageclient": "~8.1.0"
       },
@@ -6438,7 +6438,7 @@
       },
       "peerDependencies": {
         "monaco-editor": "~0.41.0",
-        "vscode": "npm:@codingame/monaco-vscode-api@1.81.5"
+        "vscode": "npm:@codingame/monaco-vscode-api@1.81.7-next.0"
       },
       "peerDependenciesMeta": {
         "monaco-editor": {
@@ -6451,14 +6451,14 @@
     },
     "packages/examples/main": {
       "name": "monaco-languageclient-examples",
-      "version": "6.4.5",
+      "version": "6.4.6-next.0",
       "license": "MIT",
       "dependencies": {
         "express": "~4.18.2",
         "langium": "~2.0.1",
         "langium-statemachine-dsl": "~2.0.0",
         "monaco-editor-workers": "~0.41.0",
-        "monaco-languageclient": "~6.4.5",
+        "monaco-languageclient": "6.4.6-next.0",
         "pyright": "~1.1.322",
         "react": "~18.2.0",
         "react-dom": "~18.2.0",
@@ -6482,8 +6482,8 @@
       "version": "0.0.0",
       "dependencies": {
         "monaco-editor-workers": "~0.41.0",
-        "monaco-languageclient": "~6.4.5",
-        "monaco-languageclient-examples": "~6.4.5",
+        "monaco-languageclient": "6.4.6-next.0",
+        "monaco-languageclient-examples": "6.4.6-next.0",
         "vscode-ws-jsonrpc": "~3.0.0"
       },
       "devDependencies": {
@@ -6495,8 +6495,8 @@
       "version": "0.0.0",
       "dependencies": {
         "monaco-editor-workers": "~0.41.0",
-        "monaco-languageclient": "~6.4.5",
-        "monaco-languageclient-examples": "~6.4.5",
+        "monaco-languageclient": "6.4.6-next.0",
+        "monaco-languageclient-examples": "6.4.6-next.0",
         "vscode-ws-jsonrpc": "~3.0.0"
       },
       "devDependencies": {
diff --git a/packages/client/CHANGELOG.md b/packages/client/CHANGELOG.md
index 344d85ad8..ba7b3fdd6 100644
--- a/packages/client/CHANGELOG.md
+++ b/packages/client/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 All notable changes to this npm module are documented in this file.
 
+## [6.4.6] - 2023-09-0x
+
+- Update to `monaco-vscode-api` `1.81.7`
+
 ## [6.4.5] - 2023-08-30
 
 - Use direct `monaco-editor` imports
diff --git a/packages/client/package.json b/packages/client/package.json
index 8f188c294..b406440ec 100644
--- a/packages/client/package.json
+++ b/packages/client/package.json
@@ -1,6 +1,6 @@
 {
   "name": "monaco-languageclient",
-  "version": "6.4.5",
+  "version": "6.4.6-next.0",
   "description": "Monaco Language client implementation",
   "author": {
     "name": "TypeFox GmbH",
@@ -49,13 +49,13 @@
   ],
   "dependencies": {
     "monaco-editor": "~0.41.0",
-    "vscode": "npm:@codingame/monaco-vscode-api@1.81.5",
+    "vscode": "npm:@codingame/monaco-vscode-api@1.81.7-next.0",
     "vscode-jsonrpc": "~8.1.0",
     "vscode-languageclient": "~8.1.0"
   },
   "peerDependencies": {
     "monaco-editor": "~0.41.0",
-    "vscode": "npm:@codingame/monaco-vscode-api@1.81.5"
+    "vscode": "npm:@codingame/monaco-vscode-api@1.81.7-next.0"
   },
   "peerDependenciesMeta": {
     "monaco-editor": {
diff --git a/packages/examples/main/package.json b/packages/examples/main/package.json
index d24c89f7c..22664833b 100644
--- a/packages/examples/main/package.json
+++ b/packages/examples/main/package.json
@@ -1,6 +1,6 @@
 {
   "name": "monaco-languageclient-examples",
-  "version": "6.4.5",
+  "version": "6.4.6-next.0",
   "description": "Monaco Language client examples",
   "author": {
     "name": "TypeFox GmbH",
@@ -51,7 +51,7 @@
     "langium": "~2.0.1",
     "langium-statemachine-dsl": "~2.0.0",
     "monaco-editor-workers": "~0.41.0",
-    "monaco-languageclient": "~6.4.5",
+    "monaco-languageclient": "6.4.6-next.0",
     "pyright": "~1.1.322",
     "react": "~18.2.0",
     "react-dom": "~18.2.0",
diff --git a/packages/examples/main/src/common.ts b/packages/examples/main/src/common.ts
index 278cbd4f8..466e21df4 100644
--- a/packages/examples/main/src/common.ts
+++ b/packages/examples/main/src/common.ts
@@ -67,7 +67,7 @@ export const createDefaultJsonContent = (): string => {
     return `{
     "$schema": "http://json.schemastore.org/coffeelint",
     "line_endings": "unix"
-} `;
+}`;
 };
 
 export type ExampleJsonEditor = {
diff --git a/packages/verify/pnpm/package.json b/packages/verify/pnpm/package.json
index 316c73363..6ad1bb027 100644
--- a/packages/verify/pnpm/package.json
+++ b/packages/verify/pnpm/package.json
@@ -3,9 +3,9 @@
   "version": "0.0.0",
   "private": "true",
   "dependencies": {
-    "monaco-languageclient": "~6.4.5",
+    "monaco-languageclient": "6.4.6-next.0",
     "monaco-editor": "~0.41.0",
-    "vscode": "npm:@codingame/monaco-vscode-api@1.81.5"
+    "vscode": "npm:@codingame/monaco-vscode-api@1.81.7-next.0"
   },
   "devDependencies": {
     "shx": "~0.3.4"
diff --git a/packages/verify/vite/package.json b/packages/verify/vite/package.json
index b187c1aa3..8e232cfde 100644
--- a/packages/verify/vite/package.json
+++ b/packages/verify/vite/package.json
@@ -5,8 +5,8 @@
   "type": "module",
   "dependencies": {
     "monaco-editor-workers": "~0.41.0",
-    "monaco-languageclient": "~6.4.5",
-    "monaco-languageclient-examples": "~6.4.5",
+    "monaco-languageclient": "6.4.6-next.0",
+    "monaco-languageclient-examples": "6.4.6-next.0",
     "vscode-ws-jsonrpc": "~3.0.0"
   },
   "devDependencies": {
diff --git a/packages/verify/webpack/package.json b/packages/verify/webpack/package.json
index 71f055367..240fbd23a 100644
--- a/packages/verify/webpack/package.json
+++ b/packages/verify/webpack/package.json
@@ -5,8 +5,8 @@
   "type": "module",
   "dependencies": {
     "monaco-editor-workers": "~0.41.0",
-    "monaco-languageclient": "~6.4.5",
-    "monaco-languageclient-examples": "~6.4.5",
+    "monaco-languageclient": "6.4.6-next.0",
+    "monaco-languageclient-examples": "6.4.6-next.0",
     "vscode-ws-jsonrpc": "~3.0.0"
   },
   "devDependencies": {
diff --git a/packages/verify/yarn/package.json b/packages/verify/yarn/package.json
index b92749342..b7f261602 100644
--- a/packages/verify/yarn/package.json
+++ b/packages/verify/yarn/package.json
@@ -3,7 +3,7 @@
   "version": "0.0.0",
   "private": "true",
   "dependencies": {
-    "monaco-languageclient": "~6.4.5"
+    "monaco-languageclient": "6.4.6-next.0"
   },
   "devDependencies": {
     "shx": "~0.3.4"