diff --git a/extensions/search-rg/src/utils.ts b/extensions/search-rg/src/utils.ts
index 3ca8a39102e..f29a1fc0c55 100644
--- a/extensions/search-rg/src/utils.ts
+++ b/extensions/search-rg/src/utils.ts
@@ -22,9 +22,9 @@ export function anchorGlob(glob: string): string {
 export function createTextSearchResult(uri: vscode.Uri, fullText: string, range: vscode.Range, previewOptions?: vscode.TextSearchPreviewOptions): vscode.TextSearchResult {
 	let preview: vscode.TextSearchResultPreview;
 	if (previewOptions) {
-		const leadingChars = Math.floor(previewOptions.totalChars / 5);
+		const leadingChars = Math.floor(previewOptions.charsPerLine / 5);
 		const previewStart = Math.max(range.start.character - leadingChars, 0);
-		const previewEnd = previewOptions.totalChars + previewStart;
+		const previewEnd = previewOptions.charsPerLine + previewStart;
 		const endOfMatchRangeInPreview = Math.min(previewEnd, range.end.character - previewStart);
 
 		preview = {
diff --git a/extensions/vscode-api-tests/src/singlefolder-tests/workspace.test.ts b/extensions/vscode-api-tests/src/singlefolder-tests/workspace.test.ts
index cfa5c3356c5..a78d1f72e87 100644
--- a/extensions/vscode-api-tests/src/singlefolder-tests/workspace.test.ts
+++ b/extensions/vscode-api-tests/src/singlefolder-tests/workspace.test.ts
@@ -514,8 +514,8 @@ suite('workspace-namespace', () => {
 		const options: vscode.FindTextInFilesOptions = {
 			include: '*.ts',
 			previewOptions: {
-				maxLines: 1,
-				totalChars: 100
+				matchLines: 1,
+				charsPerLine: 100
 			}
 		};
 
diff --git a/src/vs/platform/search/common/search.ts b/src/vs/platform/search/common/search.ts
index a4fcd0a44b0..b8391c3bd8d 100644
--- a/src/vs/platform/search/common/search.ts
+++ b/src/vs/platform/search/common/search.ts
@@ -140,8 +140,8 @@ export interface IFileMatch<U extends UriComponents = uri> {
 export type IRawFileMatch2 = IFileMatch<UriComponents>;
 
 export interface ITextSearchPreviewOptions {
-	maxLines: number;
-	totalChars: number;
+	matchLines: number;
+	charsPerLine: number;
 }
 
 export interface ISearchRange {
@@ -237,9 +237,9 @@ export class TextSearchResult implements ITextSearchResult {
 	constructor(fullLine: string, range: ISearchRange, previewOptions?: ITextSearchPreviewOptions) {
 		this.range = range;
 		if (previewOptions) {
-			const leadingChars = Math.floor(previewOptions.totalChars / 5);
+			const leadingChars = Math.floor(previewOptions.charsPerLine / 5);
 			const previewStart = Math.max(range.startColumn - leadingChars, 0);
-			const previewEnd = previewOptions.totalChars + previewStart;
+			const previewEnd = previewOptions.charsPerLine + previewStart;
 			const endOfMatchRangeInPreview = Math.min(previewEnd, range.endColumn - previewStart);
 
 			this.preview = {
diff --git a/src/vs/platform/search/test/common/search.test.ts b/src/vs/platform/search/test/common/search.test.ts
index f1a4b9b9cce..1067f21ce3a 100644
--- a/src/vs/platform/search/test/common/search.test.ts
+++ b/src/vs/platform/search/test/common/search.test.ts
@@ -10,8 +10,8 @@ import { ITextSearchPreviewOptions, OneLineRange, TextSearchResult } from 'vs/pl
 suite('TextSearchResult', () => {
 
 	const previewOptions1: ITextSearchPreviewOptions = {
-		maxLines: 1,
-		totalChars: 100
+		matchLines: 1,
+		charsPerLine: 100
 	};
 
 	function assertPreviewRangeText(text: string, result: TextSearchResult): void {
@@ -71,8 +71,8 @@ suite('TextSearchResult', () => {
 
 	test('truncating match', () => {
 		const previewOptions: ITextSearchPreviewOptions = {
-			maxLines: 1,
-			totalChars: 1
+			matchLines: 1,
+			charsPerLine: 1
 		};
 
 		const range = new OneLineRange(0, 4, 7);
diff --git a/src/vs/vscode.proposed.d.ts b/src/vs/vscode.proposed.d.ts
index 3807fe1a9b6..ac12bb7dafc 100644
--- a/src/vs/vscode.proposed.d.ts
+++ b/src/vs/vscode.proposed.d.ts
@@ -97,12 +97,12 @@ declare module 'vscode' {
 		 * The maximum number of lines in the preview.
 		 * Only search providers that support multiline search will ever return more than one line in the match.
 		 */
-		maxLines: number;
+		matchLines: number;
 
 		/**
 		 * The maximum number of characters included per line.
 		 */
-		totalChars: number;
+		charsPerLine: number;
 	}
 
 	/**
diff --git a/src/vs/workbench/api/node/extHostWorkspace.ts b/src/vs/workbench/api/node/extHostWorkspace.ts
index 48939542573..18c17e2a4f9 100644
--- a/src/vs/workbench/api/node/extHostWorkspace.ts
+++ b/src/vs/workbench/api/node/extHostWorkspace.ts
@@ -396,8 +396,8 @@ export class ExtHostWorkspace implements ExtHostWorkspaceShape {
 
 		const previewOptions: vscode.TextSearchPreviewOptions = typeof options.previewOptions === 'undefined' ?
 			{
-				maxLines: 100,
-				totalChars: 10000
+				matchLines: 100,
+				charsPerLine: 10000
 			} :
 			options.previewOptions;
 
diff --git a/src/vs/workbench/parts/search/browser/searchView.ts b/src/vs/workbench/parts/search/browser/searchView.ts
index ce2cf62872f..e3a25baf4cb 100644
--- a/src/vs/workbench/parts/search/browser/searchView.ts
+++ b/src/vs/workbench/parts/search/browser/searchView.ts
@@ -1061,7 +1061,7 @@ export class SearchView extends Viewlet implements IViewlet, IPanel {
 		// Need the full match line to correctly calculate replace text, if this is a search/replace with regex group references ($1, $2, ...).
 		// 10000 chars is enough to avoid sending huge amounts of text around, if you do a replace with a longer match, it may or may not resolve the group refs correctly.
 		// https://github.com/Microsoft/vscode/issues/58374
-		const totalChars = content.isRegExp ? 10000 :
+		const charsPerLine = content.isRegExp ? 10000 :
 			250;
 
 		const options: IQueryOptions = {
@@ -1072,8 +1072,8 @@ export class SearchView extends Viewlet implements IViewlet, IPanel {
 			excludePattern,
 			includePattern,
 			previewOptions: {
-				maxLines: 1,
-				totalChars
+				matchLines: 1,
+				charsPerLine
 			}
 		};
 		const folderResources = this.contextService.getWorkspace().folders;