diff --git a/extensions/css/server/src/cssServerMain.ts b/extensions/css/server/src/cssServerMain.ts
index 408a82c14f5..573b4b61c5f 100644
--- a/extensions/css/server/src/cssServerMain.ts
+++ b/extensions/css/server/src/cssServerMain.ts
@@ -46,11 +46,12 @@ connection.onShutdown(() => {
 // After the server has started the client sends an initilize request. The server receives
 // in the passed params the rootPath of the workspace plus the client capabilities.
 connection.onInitialize((params: InitializeParams): InitializeResult => {
+	let snippetSupport = params.capabilities && params.capabilities.textDocument && params.capabilities.textDocument.completion && params.capabilities.textDocument.completion.completionItem && params.capabilities.textDocument.completion.completionItem.snippetSupport;
 	return {
 		capabilities: {
 			// Tell the client that the server works in FULL text document sync mode
 			textDocumentSync: documents.syncKind,
-			completionProvider: { resolveProvider: false },
+			completionProvider: snippetSupport ? { resolveProvider: false } : null,
 			hoverProvider: true,
 			documentSymbolProvider: true,
 			referencesProvider: true,
diff --git a/extensions/html/server/src/htmlServerMain.ts b/extensions/html/server/src/htmlServerMain.ts
index 374ba87703d..1db818fd726 100644
--- a/extensions/html/server/src/htmlServerMain.ts
+++ b/extensions/html/server/src/htmlServerMain.ts
@@ -53,12 +53,12 @@ connection.onInitialize((params: InitializeParams): InitializeResult => {
 	connection.onShutdown(() => {
 		languageModes.dispose();
 	});
-
+	let snippetSupport = params.capabilities && params.capabilities.textDocument && params.capabilities.textDocument.completion && params.capabilities.textDocument.completion.completionItem && params.capabilities.textDocument.completion.completionItem.snippetSupport;
 	return {
 		capabilities: {
 			// Tell the client that the server works in FULL text document sync mode
 			textDocumentSync: documents.syncKind,
-			completionProvider: { resolveProvider: true, triggerCharacters: ['.', ':', '<', '"', '=', '/'] },
+			completionProvider: snippetSupport ? { resolveProvider: true, triggerCharacters: ['.', ':', '<', '"', '=', '/'] } : null,
 			hoverProvider: true,
 			documentHighlightProvider: true,
 			documentRangeFormattingProvider: initializationOptions && initializationOptions['format.enable'],
diff --git a/extensions/json/server/src/jsonServerMain.ts b/extensions/json/server/src/jsonServerMain.ts
index 1584597b39b..daafb4e19fb 100644
--- a/extensions/json/server/src/jsonServerMain.ts
+++ b/extensions/json/server/src/jsonServerMain.ts
@@ -59,11 +59,12 @@ connection.onInitialize((params: InitializeParams): InitializeResult => {
 	if (params.initializationOptions) {
 		filesAssociationContribution.setLanguageIds(params.initializationOptions.languageIds);
 	}
+	let snippetSupport = params.capabilities && params.capabilities.textDocument && params.capabilities.textDocument.completion && params.capabilities.textDocument.completion.completionItem && params.capabilities.textDocument.completion.completionItem.snippetSupport;
 	return {
 		capabilities: {
 			// Tell the client that the server works in FULL text document sync mode
 			textDocumentSync: documents.syncKind,
-			completionProvider: { resolveProvider: true, triggerCharacters: ['"', ':'] },
+			completionProvider: snippetSupport ? { resolveProvider: true, triggerCharacters: ['"', ':'] } : null,
 			hoverProvider: true,
 			documentSymbolProvider: true,
 			documentRangeFormattingProvider: !params.initializationOptions || params.initializationOptions['format.enable']