diff --git a/extensions/css/npm-shrinkwrap.json b/extensions/css/npm-shrinkwrap.json
index 6a497e0b691..442c56ae628 100644
--- a/extensions/css/npm-shrinkwrap.json
+++ b/extensions/css/npm-shrinkwrap.json
@@ -18,9 +18,14 @@
       "resolved": "https://registry.npmjs.org/vscode-jsonrpc/-/vscode-jsonrpc-3.3.1.tgz"
     },
     "vscode-languageclient": {
-      "version": "3.4.0-next.10",
+      "version": "3.4.0-next.17",
       "from": "vscode-languageclient@next",
-      "resolved": "https://registry.npmjs.org/vscode-languageclient/-/vscode-languageclient-3.4.0-next.10.tgz"
+      "resolved": "https://registry.npmjs.org/vscode-languageclient/-/vscode-languageclient-3.4.0-next.17.tgz"
+    },
+    "vscode-languageserver-protocol": {
+      "version": "3.1.0",
+      "from": "vscode-languageserver-protocol@>=3.1.0 <4.0.0",
+      "resolved": "https://registry.npmjs.org/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.1.0.tgz"
     },
     "vscode-languageserver-types": {
       "version": "3.3.0",
diff --git a/extensions/css/package.json b/extensions/css/package.json
index 49b8f98ba2f..ade1d96be90 100644
--- a/extensions/css/package.json
+++ b/extensions/css/package.json
@@ -735,7 +735,7 @@
   },
   "dependencies": {
     "parse-color": "^1.0.0",
-    "vscode-languageclient": "3.4.0-next.10",
+    "vscode-languageclient": "3.4.0-next.17",
     "vscode-nls": "^2.0.2"
   },
   "devDependencies": {
diff --git a/extensions/css/server/npm-shrinkwrap.json b/extensions/css/server/npm-shrinkwrap.json
index 63bed9e999b..bdfbbb606b8 100644
--- a/extensions/css/server/npm-shrinkwrap.json
+++ b/extensions/css/server/npm-shrinkwrap.json
@@ -13,9 +13,14 @@
       "resolved": "https://registry.npmjs.org/vscode-jsonrpc/-/vscode-jsonrpc-3.3.1.tgz"
     },
     "vscode-languageserver": {
-      "version": "3.4.0-next.4",
+      "version": "3.4.0-next.6",
       "from": "vscode-languageserver@next",
-      "resolved": "https://registry.npmjs.org/vscode-languageserver/-/vscode-languageserver-3.4.0-next.4.tgz"
+      "resolved": "https://registry.npmjs.org/vscode-languageserver/-/vscode-languageserver-3.4.0-next.6.tgz"
+    },
+    "vscode-languageserver-protocol": {
+      "version": "3.1.0",
+      "from": "vscode-languageserver-protocol@>=3.1.0 <4.0.0",
+      "resolved": "https://registry.npmjs.org/vscode-languageserver-protocol/-/vscode-languageserver-protocol-3.1.0.tgz"
     },
     "vscode-languageserver-types": {
       "version": "3.3.0",
diff --git a/extensions/css/server/package.json b/extensions/css/server/package.json
index d8112cc044a..c28bcc5e9a5 100644
--- a/extensions/css/server/package.json
+++ b/extensions/css/server/package.json
@@ -9,7 +9,7 @@
   },
   "dependencies": {
     "vscode-css-languageservice": "^2.1.3",
-    "vscode-languageserver": "3.4.0-next.4"
+    "vscode-languageserver": "3.4.0-next.6"
   },
   "devDependencies": {
     "@types/node": "^6.0.51"
diff --git a/extensions/css/server/src/cssServerMain.ts b/extensions/css/server/src/cssServerMain.ts
index 277a93c7a4f..083beca9f0e 100644
--- a/extensions/css/server/src/cssServerMain.ts
+++ b/extensions/css/server/src/cssServerMain.ts
@@ -8,7 +8,7 @@ import {
 	createConnection, IConnection, Range,
 	TextDocuments, TextDocument, InitializeParams, InitializeResult, RequestType
 } from 'vscode-languageserver';
-import { GetConfigurationRequest } from 'vscode-languageserver/lib/protocol.proposed';
+import { GetConfigurationRequest } from 'vscode-languageserver-protocol/lib/protocol.configuration.proposed';
 
 import { getCSSLanguageService, getSCSSLanguageService, getLESSLanguageService, LanguageSettings, LanguageService, Stylesheet } from 'vscode-css-languageservice';
 import { getLanguageModelCache } from './languageModelCache';