diff --git a/x-pack/test/alerting_api_integration/common/config.ts b/x-pack/test/alerting_api_integration/common/config.ts
index 3e172eac66a64c..5a9d2a20fee168 100644
--- a/x-pack/test/alerting_api_integration/common/config.ts
+++ b/x-pack/test/alerting_api_integration/common/config.ts
@@ -159,7 +159,7 @@ export function createTestConfig(name: string, options: CreateTestConfigOptions)
           ...actionsProxyUrl,
           ...customHostSettings,
           '--xpack.eventLog.logEntries=true',
-          '--xpack.task_manager.ephemeral_tasks.enabled=true',
+          '--xpack.task_manager.ephemeral_tasks.enabled=false',
           `--xpack.actions.preconfiguredAlertHistoryEsIndex=${preconfiguredAlertHistoryEsIndex}`,
           `--xpack.actions.preconfigured=${JSON.stringify({
             'my-slack1': {
diff --git a/x-pack/test/plugin_api_integration/config.ts b/x-pack/test/plugin_api_integration/config.ts
index 7dc9eab8418a67..cd13186a69cc64 100644
--- a/x-pack/test/plugin_api_integration/config.ts
+++ b/x-pack/test/plugin_api_integration/config.ts
@@ -42,7 +42,7 @@ export default async function ({ readConfigFile }: FtrConfigProviderContext) {
         '--xpack.eventLog.logEntries=true',
         '--xpack.eventLog.indexEntries=true',
         '--xpack.task_manager.monitored_aggregated_stats_refresh_rate=5000',
-        '--xpack.task_manager.ephemeral_tasks.enabled=true',
+        '--xpack.task_manager.ephemeral_tasks.enabled=false',
         '--xpack.task_manager.ephemeral_tasks.request_capacity=100',
         ...plugins.map(
           (pluginDir) => `--plugin-path=${path.resolve(__dirname, 'plugins', pluginDir)}`