diff --git a/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/edot_sdk_settings.ts b/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/edot_sdk_settings.ts
index 99f68481e8407..aa4707de9f347 100644
--- a/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/edot_sdk_settings.ts
+++ b/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/edot_sdk_settings.ts
@@ -118,6 +118,7 @@ export const edotSDKSettings: RawSettingDefinition[] = [
     includeAgents: [
       'opentelemetry/java/elastic',
       'opentelemetry/nodejs/elastic',
+      'opentelemetry/php/elastic',
       'opentelemetry/python/elastic',
     ],
   },
diff --git a/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/index.test.ts b/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/index.test.ts
index 65575951242bb..3b087adf92983 100644
--- a/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/index.test.ts
+++ b/x-pack/solutions/observability/plugins/apm/common/agent_configuration/setting_definitions/index.test.ts
@@ -228,7 +228,7 @@ describe('filterByAgent', () => {
 
     it('opentelemetry/php/elastic', () => {
       expect(getSettingKeysForAgent('opentelemetry/php/elastic')).toEqual(
-        expect.arrayContaining(['logging_level', 'infer_spans'])
+        expect.arrayContaining(['infer_spans', 'logging_level', 'sampling_rate'])
       );
     });