diff --git a/package.json b/package.json
index 62be0e23..a2270f2b 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "lodash": "4.17.21",
     "request-light": "^0.5.7",
     "vscode-json-languageservice": "4.1.8",
-    "vscode-languageserver": "^7.0.0",
+    "vscode-languageserver": "^8.0.0",
     "vscode-languageserver-textdocument": "^1.0.1",
     "vscode-languageserver-types": "^3.16.0",
     "vscode-nls": "^5.0.0",
diff --git a/test/utils/testsTypes.ts b/test/utils/testsTypes.ts
index 6dbd78bd..96761a10 100644
--- a/test/utils/testsTypes.ts
+++ b/test/utils/testsTypes.ts
@@ -3,7 +3,7 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
-import { Event, NotificationHandler, RequestHandler } from 'vscode-jsonrpc';
+import { Disposable, Event, NotificationHandler, RequestHandler } from 'vscode-jsonrpc';
 import {
   ApplyWorkspaceEditParams,
   WorkspaceEdit,
@@ -14,6 +14,8 @@ import {
   CreateFilesParams,
   RenameFilesParams,
   DeleteFilesParams,
+  ClientCapabilities,
+  ServerCapabilities,
 } from 'vscode-languageserver-protocol';
 import { Connection, RemoteWorkspace } from 'vscode-languageserver';
 import { TelemetryImpl } from '../../src/languageserver/telemetry';
@@ -27,6 +29,9 @@ export class TestWorkspace implements RemoteWorkspace {
   applyEdit(paramOrEdit: ApplyWorkspaceEditParams | WorkspaceEdit): Promise<ApplyWorkspaceEditResponse> {
     throw new Error('Method not implemented.');
   }
+  fillServerCapabilities(capabilities: ServerCapabilities<any>): void {
+    throw new Error('Method not implemented.');
+  }
   getConfiguration(): Promise<any>;
   getConfiguration(section: string): Promise<any>;
   getConfiguration(item: ConfigurationItem): Promise<any>;
@@ -37,23 +42,26 @@ export class TestWorkspace implements RemoteWorkspace {
   getWorkspaceFolders(): Promise<WorkspaceFolder[]> {
     throw new Error('Method not implemented.');
   }
+  initialize(capabilities: ClientCapabilities): void {
+    throw new Error('Method not implemented.');
+  }
   onDidChangeWorkspaceFolders: Event<WorkspaceFoldersChangeEvent>;
-  onDidCreateFiles(handler: NotificationHandler<CreateFilesParams>): void {
+  onDidCreateFiles(handler: NotificationHandler<CreateFilesParams>): Disposable {
     throw new Error('Method not implemented.');
   }
-  onDidRenameFiles(handler: NotificationHandler<RenameFilesParams>): void {
+  onDidRenameFiles(handler: NotificationHandler<RenameFilesParams>): Disposable {
     throw new Error('Method not implemented.');
   }
-  onDidDeleteFiles(handler: NotificationHandler<DeleteFilesParams>): void {
+  onDidDeleteFiles(handler: NotificationHandler<DeleteFilesParams>): Disposable {
     throw new Error('Method not implemented.');
   }
-  onWillCreateFiles(handler: RequestHandler<CreateFilesParams, WorkspaceEdit, never>): void {
+  onWillCreateFiles(handler: RequestHandler<CreateFilesParams, WorkspaceEdit, never>): Disposable {
     throw new Error('Method not implemented.');
   }
-  onWillRenameFiles(handler: RequestHandler<RenameFilesParams, WorkspaceEdit, never>): void {
+  onWillRenameFiles(handler: RequestHandler<RenameFilesParams, WorkspaceEdit, never>): Disposable {
     throw new Error('Method not implemented.');
   }
-  onWillDeleteFiles(handler: RequestHandler<DeleteFilesParams, WorkspaceEdit, never>): void {
+  onWillDeleteFiles(handler: RequestHandler<DeleteFilesParams, WorkspaceEdit, never>): Disposable {
     throw new Error('Method not implemented.');
   }
 }
diff --git a/yarn.lock b/yarn.lock
index fd794ffd..d26f950e 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -3101,45 +3101,45 @@ vscode-json-languageservice@4.1.8:
     vscode-nls "^5.0.0"
     vscode-uri "^3.0.2"
 
-vscode-jsonrpc@6.0.0:
-  version "6.0.0"
-  resolved "https://registry.npmjs.org/vscode-jsonrpc/-/vscode-jsonrpc-6.0.0.tgz"
-  integrity sha512-wnJA4BnEjOSyFMvjZdpiOwhSq9uDoK8e/kpRJDTaMYzwlkrhG1fwDIZI94CLsLzlCK5cIbMMtFlJlfR57Lavmg==
+vscode-jsonrpc@8.1.0:
+  version "8.1.0"
+  resolved "https://registry.yarnpkg.com/vscode-jsonrpc/-/vscode-jsonrpc-8.1.0.tgz#cb9989c65e219e18533cc38e767611272d274c94"
+  integrity sha512-6TDy/abTQk+zDGYazgbIPc+4JoXdwC8NHU9Pbn4UJP1fehUyZmM4RHp5IthX7A6L5KS30PRui+j+tbbMMMafdw==
 
-vscode-languageserver-protocol@3.16.0:
-  version "3.16.0"
-  resolved "https://registry.npmjs.org/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.16.0.tgz"
-  integrity sha512-sdeUoAawceQdgIfTI+sdcwkiK2KU+2cbEYA0agzM2uqaUy2UpnnGHtWTHVEtS0ES4zHU0eMFRGN+oQgDxlD66A==
+vscode-languageserver-protocol@3.17.3:
+  version "3.17.3"
+  resolved "https://registry.yarnpkg.com/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.17.3.tgz#6d0d54da093f0c0ee3060b81612cce0f11060d57"
+  integrity sha512-924/h0AqsMtA5yK22GgMtCYiMdCOtWTSGgUOkgEDX+wk2b0x4sAfLiO4NxBxqbiVtz7K7/1/RgVrVI0NClZwqA==
   dependencies:
-    vscode-jsonrpc "6.0.0"
-    vscode-languageserver-types "3.16.0"
+    vscode-jsonrpc "8.1.0"
+    vscode-languageserver-types "3.17.3"
 
 vscode-languageserver-textdocument@^1.0.1:
-  version "1.0.1"
-  resolved "https://registry.npmjs.org/vscode-languageserver-textdocument/-/vscode-languageserver-textdocument-1.0.1.tgz"
-  integrity sha512-UIcJDjX7IFkck7cSkNNyzIz5FyvpQfY7sdzVy+wkKN/BLaD4DQ0ppXQrKePomCxTS7RrolK1I0pey0bG9eh8dA==
+  version "1.0.8"
+  resolved "https://registry.yarnpkg.com/vscode-languageserver-textdocument/-/vscode-languageserver-textdocument-1.0.8.tgz#9eae94509cbd945ea44bca8dcfe4bb0c15bb3ac0"
+  integrity sha512-1bonkGqQs5/fxGT5UchTgjGVnfysL0O8v1AYMBjqTbWQTFn721zaPGDYFkOKtfDgFiSgXM3KwaG3FMGfW4Ed9Q==
 
-vscode-languageserver-types@3.16.0, vscode-languageserver-types@^3.16.0:
-  version "3.16.0"
-  resolved "https://registry.npmjs.org/vscode-languageserver-types/-/vscode-languageserver-types-3.16.0.tgz"
-  integrity sha512-k8luDIWJWyenLc5ToFQQMaSrqCHiLwyKPHKPQZ5zz21vM+vIVUSvsRpcbiECH4WR88K2XZqc4ScRcZ7nk/jbeA==
+vscode-languageserver-types@3.17.3, vscode-languageserver-types@^3.16.0:
+  version "3.17.3"
+  resolved "https://registry.yarnpkg.com/vscode-languageserver-types/-/vscode-languageserver-types-3.17.3.tgz#72d05e47b73be93acb84d6e311b5786390f13f64"
+  integrity sha512-SYU4z1dL0PyIMd4Vj8YOqFvHu7Hz/enbWtpfnVbJHU4Nd1YNYx8u0ennumc6h48GQNeOLxmwySmnADouT/AuZA==
 
-vscode-languageserver@^7.0.0:
-  version "7.0.0"
-  resolved "https://registry.npmjs.org/vscode-languageserver/-/vscode-languageserver-7.0.0.tgz"
-  integrity sha512-60HTx5ID+fLRcgdHfmz0LDZAXYEV68fzwG0JWwEPBode9NuMYTIxuYXPg4ngO8i8+Ou0lM7y6GzaYWbiDL0drw==
+vscode-languageserver@^8.0.0:
+  version "8.1.0"
+  resolved "https://registry.yarnpkg.com/vscode-languageserver/-/vscode-languageserver-8.1.0.tgz#5024253718915d84576ce6662dd46a791498d827"
+  integrity sha512-eUt8f1z2N2IEUDBsKaNapkz7jl5QpskN2Y0G01T/ItMxBxw1fJwvtySGB9QMecatne8jFIWJGWI61dWjyTLQsw==
   dependencies:
-    vscode-languageserver-protocol "3.16.0"
+    vscode-languageserver-protocol "3.17.3"
 
 vscode-nls@^5.0.0:
-  version "5.0.1"
-  resolved "https://registry.npmjs.org/vscode-nls/-/vscode-nls-5.0.1.tgz"
-  integrity sha512-hHQV6iig+M21lTdItKPkJAaWrxALQb/nqpVffakO4knJOh3DrU2SXOMzUzNgo1eADPzu3qSsJY1weCzvR52q9A==
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/vscode-nls/-/vscode-nls-5.2.0.tgz#3cb6893dd9bd695244d8a024bdf746eea665cc3f"
+  integrity sha512-RAaHx7B14ZU04EU31pT+rKz2/zSl7xMsfIZuo8pd+KZO6PXtQmpevpq3vxvWNcrGbdmhM/rr5Uw5Mz+NBfhVng==
 
 vscode-uri@^3.0.2:
-  version "3.0.3"
-  resolved "https://registry.npmjs.org/vscode-uri/-/vscode-uri-3.0.3.tgz"
-  integrity sha512-EcswR2S8bpR7fD0YPeS7r2xXExrScVMxg4MedACaWHEtx9ftCF/qHG1xGkolzTPcEmjTavCQgbVzHUIdTMzFGA==
+  version "3.0.7"
+  resolved "https://registry.yarnpkg.com/vscode-uri/-/vscode-uri-3.0.7.tgz#6d19fef387ee6b46c479e5fb00870e15e58c1eb8"
+  integrity sha512-eOpPHogvorZRobNqJGhapa0JdwaxpjVvyBp0QIUMRMSf8ZAlqOdEquKuRmw9Qwu0qXtJIWqFtMkmvJjUZmMjVA==
 
 which-boxed-primitive@^1.0.2:
   version "1.0.2"