diff --git a/src/client/common/utils/localize.ts b/src/client/common/utils/localize.ts
index 05b525bdf5bf..a785ab4bc75a 100644
--- a/src/client/common/utils/localize.ts
+++ b/src/client/common/utils/localize.ts
@@ -415,7 +415,7 @@ export namespace Testing {
     export const cancelUnittestExecution = l10n.t('Canceled unittest test execution');
     export const errorUnittestExecution = l10n.t('Unittest test execution error');
     export const cancelPytestExecution = l10n.t('Canceled pytest test execution');
-    export const errorPytestExecution = l10n.t('Pytest test execution error');
+    export const errorPytestExecution = l10n.t('pytest test execution error');
 }
 
 export namespace OutdatedDebugger {
diff --git a/src/client/testing/testController/common/utils.ts b/src/client/testing/testController/common/utils.ts
index a854c2780a75..dc254a9900a1 100644
--- a/src/client/testing/testController/common/utils.ts
+++ b/src/client/testing/testController/common/utils.ts
@@ -211,7 +211,7 @@ export async function startTestIdServer(testIds: string[]): Promise<number> {
 }
 
 export function buildErrorNodeOptions(uri: Uri, message: string, testType: string): ErrorTestItemOptions {
-    const labelText = testType === 'pytest' ? 'Pytest Discovery Error' : 'Unittest Discovery Error';
+    const labelText = testType === 'pytest' ? 'pytest Discovery Error' : 'Unittest Discovery Error';
     return {
         id: `DiscoveryError:${uri.fsPath}`,
         label: `${labelText} [${path.basename(uri.fsPath)}]`,
diff --git a/src/client/testing/testController/pytest/pytestController.ts b/src/client/testing/testController/pytest/pytestController.ts
index 997e3e29b7ec..d23cac842cda 100644
--- a/src/client/testing/testController/pytest/pytestController.ts
+++ b/src/client/testing/testController/pytest/pytestController.ts
@@ -235,7 +235,7 @@ export class PytestController implements ITestFrameworkController {
                 testController.items.add(
                     createErrorTestItem(testController, {
                         id: `DiscoveryError:${workspace.uri.fsPath}`,
-                        label: `Pytest Discovery Error [${path.basename(workspace.uri.fsPath)}]`,
+                        label: `pytest Discovery Error [${path.basename(workspace.uri.fsPath)}]`,
                         error: util.format(
                             `${cancel} discovering pytest tests (see Output > Python):\r\n`,
                             message.length > 0 ? message : ex,