diff --git a/src/languageFeatures.ts b/src/languageFeatures.ts
index 7e3d5b5..ef34fb8 100644
--- a/src/languageFeatures.ts
+++ b/src/languageFeatures.ts
@@ -2,7 +2,6 @@ import {
   editor,
   IDisposable,
   IMarkdownString,
-  IRange,
   languages,
   MarkerSeverity,
   Position,
@@ -152,18 +151,6 @@ function fromPosition(position: Position): ls.Position {
   return { character: position.column - 1, line: position.lineNumber - 1 };
 }
 
-function fromRange(range: IRange): ls.Range {
-  if (!range) {
-    return;
-  }
-  return {
-    start: {
-      line: range.startLineNumber - 1,
-      character: range.startColumn - 1,
-    },
-    end: { line: range.endLineNumber - 1, character: range.endColumn - 1 },
-  };
-}
 function toRange(range: ls.Range): Range {
   if (!range) {
     return;
@@ -445,7 +432,7 @@ export class DocumentFormattingEditProvider implements languages.DocumentFormatt
     const resource = model.uri;
 
     return this._worker(resource).then((worker) =>
-      worker.format(String(resource), null, fromFormattingOptions(options)).then((edits) => {
+      worker.format(String(resource), fromFormattingOptions(options)).then((edits) => {
         if (!edits || edits.length === 0) {
           return;
         }
@@ -454,27 +441,3 @@ export class DocumentFormattingEditProvider implements languages.DocumentFormatt
     );
   }
 }
-
-export class DocumentRangeFormattingEditProvider
-  implements languages.DocumentRangeFormattingEditProvider {
-  constructor(private _worker: WorkerAccessor) {}
-
-  provideDocumentRangeFormattingEdits(
-    model: editor.IReadOnlyModel,
-    range: Range,
-    options: languages.FormattingOptions,
-  ): PromiseLike<editor.ISingleEditOperation[]> {
-    const resource = model.uri;
-
-    return this._worker(resource).then((worker) =>
-      worker
-        .format(String(resource), fromRange(range), fromFormattingOptions(options))
-        .then((edits) => {
-          if (!edits || edits.length === 0) {
-            return;
-          }
-          return edits.map(toTextEdit);
-        }),
-    );
-  }
-}
diff --git a/src/yamlMode.ts b/src/yamlMode.ts
index c709165..2a06594 100644
--- a/src/yamlMode.ts
+++ b/src/yamlMode.ts
@@ -62,10 +62,6 @@ export function setupMode(defaults: LanguageServiceDefaultsImpl): void {
       languageId,
       new languageFeatures.DocumentFormattingEditProvider(worker),
     ),
-    languages.registerDocumentRangeFormattingEditProvider(
-      languageId,
-      new languageFeatures.DocumentRangeFormattingEditProvider(worker),
-    ),
     new languageFeatures.DiagnosticsAdapter(languageId, worker, defaults),
     languages.setLanguageConfiguration(languageId, richEditConfiguration),
   );
diff --git a/src/yamlWorker.ts b/src/yamlWorker.ts
index ab732ae..32c07e6 100644
--- a/src/yamlWorker.ts
+++ b/src/yamlWorker.ts
@@ -57,11 +57,7 @@ export class YAMLWorker {
     return this._languageService.doHover(document, position);
   }
 
-  format(
-    uri: string,
-    range: ls.Range,
-    options: yamlService.CustomFormatterOptions,
-  ): PromiseLike<ls.TextEdit[]> {
+  format(uri: string, options: yamlService.CustomFormatterOptions): PromiseLike<ls.TextEdit[]> {
     const document = this._getTextDocument(uri);
     const textEdits = this._languageService.doFormat(document, options);
     return Promise.resolve(textEdits);