diff --git a/src/activity.ts b/src/activity.ts
index d4eed28f4..637865357 100644
--- a/src/activity.ts
+++ b/src/activity.ts
@@ -1,6 +1,6 @@
 import { basename, parse, sep } from 'node:path';
-import type { Selection, TextDocument } from 'vscode';
-import { debug, env, window, workspace } from 'vscode';
+import type { Selection, TextDocument, Diagnostic } from 'vscode';
+import { debug, env, window, workspace, languages, DiagnosticSeverity } from 'vscode';
 import {
 	CONFIG_KEYS,
 	CURSOR_IMAGE_KEY,
@@ -52,6 +52,12 @@ async function fileDetails(_raw: string, document: TextDocument, selection: Sele
 		raw = raw.replace(REPLACE_KEYS.CurrentColumn, (selection.active.character + 1).toLocaleString());
 	}
 
+	if (raw.includes(REPLACE_KEYS.CurrentErrors)) {
+		const diagnostics = languages.getDiagnostics(document.uri);
+		const errors = diagnostics.filter((diagnostic: Diagnostic) => diagnostic.severity === DiagnosticSeverity.Error);
+		raw = raw.replace(REPLACE_KEYS.CurrentErrors, errors.length.toLocaleString());
+	}
+
 	if (raw.includes(REPLACE_KEYS.FileSize)) {
 		let currentDivision = 0;
 		let size: number;
diff --git a/src/constants.ts b/src/constants.ts
index 4cdf9a529..06052e3a6 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -37,6 +37,7 @@ export const enum REPLACE_KEYS {
 	Workspace = '{workspace}',
 	WorkspaceAndFolder = '{workspace_and_folder}',
 	WorkspaceFolder = '{workspace_folder}',
+	CurrentErrors = '{current_errors}',
 }
 
 export const enum CONFIG_KEYS {