diff --git a/src/plugins/advanced_settings/public/management_app/lib/get_category_name.ts b/src/plugins/advanced_settings/public/management_app/lib/get_category_name.ts
index 31df6875c97d9..c8fbe8009c9bb 100644
--- a/src/plugins/advanced_settings/public/management_app/lib/get_category_name.ts
+++ b/src/plugins/advanced_settings/public/management_app/lib/get_category_name.ts
@@ -25,6 +25,12 @@ const names: Record<string, string> = {
   general: i18n.translate('advancedSettings.categoryNames.generalLabel', {
     defaultMessage: 'General',
   }),
+  machineLearning: i18n.translate('advancedSettings.categoryNames.machineLearningLabel', {
+    defaultMessage: 'Machine Learning',
+  }),
+  observability: i18n.translate('advancedSettings.categoryNames.observabilityLabel', {
+    defaultMessage: 'Observability',
+  }),
   timelion: i18n.translate('advancedSettings.categoryNames.timelionLabel', {
     defaultMessage: 'Timelion',
   }),
diff --git a/x-pack/plugins/apm/server/ui_settings.ts b/x-pack/plugins/apm/server/ui_settings.ts
index fe5b11d89d716..4932d9f79a383 100644
--- a/x-pack/plugins/apm/server/ui_settings.ts
+++ b/x-pack/plugins/apm/server/ui_settings.ts
@@ -17,7 +17,7 @@ import {
  */
 export const uiSettings: Record<string, UiSettingsParams<boolean>> = {
   [enableCorrelations]: {
-    category: ['Observability'],
+    category: ['observability'],
     name: i18n.translate('xpack.apm.enableCorrelationsExperimentName', {
       defaultMessage: 'APM Correlations',
     }),
@@ -32,7 +32,7 @@ export const uiSettings: Record<string, UiSettingsParams<boolean>> = {
     schema: schema.boolean(),
   },
   [enableServiceOverview]: {
-    category: ['Observability'],
+    category: ['observability'],
     name: i18n.translate('xpack.apm.enableServiceOverviewExperimentName', {
       defaultMessage: 'APM Service overview',
     }),
diff --git a/x-pack/plugins/ml/server/lib/register_settings.ts b/x-pack/plugins/ml/server/lib/register_settings.ts
index a9ee24fbb5cea..0cdaaadf7f172 100644
--- a/x-pack/plugins/ml/server/lib/register_settings.ts
+++ b/x-pack/plugins/ml/server/lib/register_settings.ts
@@ -27,7 +27,7 @@ export function registerKibanaSettings(coreSetup: CoreSetup) {
         defaultMessage:
           'Sets the file size limit when importing data in the File Data Visualizer. The highest supported value for this setting is 1GB.',
       }),
-      category: ['Machine Learning'],
+      category: ['machineLearning'],
       schema: schema.string(),
       validation: {
         regexString: '\\d+[mMgG][bB]',
@@ -49,7 +49,7 @@ export function registerKibanaSettings(coreSetup: CoreSetup) {
             'Use the default time filter in the Single Metric Viewer and Anomaly Explorer. If not enabled, the results for the full time range of the job are displayed.',
         }
       ),
-      category: ['Machine Learning'],
+      category: ['machineLearning'],
     },
     [ANOMALY_DETECTION_DEFAULT_TIME_RANGE]: {
       name: i18n.translate('xpack.ml.advancedSettings.anomalyDetectionDefaultTimeRangeName', {
@@ -69,7 +69,7 @@ export function registerKibanaSettings(coreSetup: CoreSetup) {
         to: schema.string(),
       }),
       requiresPageReload: true,
-      category: ['Machine Learning'],
+      category: ['machineLearning'],
     },
   });
 }