diff --git a/src/com/android/settings/accessibility/CaptionAppearanceFragment.java b/src/com/android/settings/accessibility/CaptionAppearanceFragment.java
index 34210577e40..5771ffecdc3 100644
--- a/src/com/android/settings/accessibility/CaptionAppearanceFragment.java
+++ b/src/com/android/settings/accessibility/CaptionAppearanceFragment.java
@@ -35,7 +35,9 @@ import com.android.internal.widget.SubtitleView;
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
 import com.android.settings.accessibility.ListDialogPreference.OnValueChangedListener;
+import com.android.settings.search.BaseSearchIndexProvider;
 import com.android.settingslib.accessibility.AccessibilityUtils;
+import com.android.settingslib.search.SearchIndexable;
 import com.android.settingslib.widget.LayoutPreference;
 
 import java.util.ArrayList;
@@ -45,6 +47,7 @@ import java.util.Locale;
 /**
  * Settings fragment containing font style of captioning properties.
  */
+@SearchIndexable
 public class CaptionAppearanceFragment extends SettingsPreferenceFragment
         implements OnPreferenceChangeListener, OnValueChangedListener {
     private static final String PREF_CAPTION_PREVIEW = "caption_preview";
@@ -407,4 +410,8 @@ public class CaptionAppearanceFragment extends SettingsPreferenceFragment
 
         return true;
     }
+
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider(R.xml.captioning_appearance);
 }
+
diff --git a/src/com/android/settings/accessibility/CaptionMoreOptionsFragment.java b/src/com/android/settings/accessibility/CaptionMoreOptionsFragment.java
index 5e1ddb77abc..a785424b522 100644
--- a/src/com/android/settings/accessibility/CaptionMoreOptionsFragment.java
+++ b/src/com/android/settings/accessibility/CaptionMoreOptionsFragment.java
@@ -27,10 +27,13 @@ import androidx.preference.Preference;
 
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settingslib.search.SearchIndexable;
 
 /**
  * Settings fragment containing more options of captioning properties.
  */
+@SearchIndexable
 public class CaptionMoreOptionsFragment extends SettingsPreferenceFragment
         implements Preference.OnPreferenceChangeListener {
     private static final String PREF_LOCALE = "captioning_locale";
@@ -79,4 +82,7 @@ public class CaptionMoreOptionsFragment extends SettingsPreferenceFragment
 
         return true;
     }
+
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider(R.xml.captioning_more_options);
 }
diff --git a/src/com/android/settings/accessibility/CaptionPropertiesFragment.java b/src/com/android/settings/accessibility/CaptionPropertiesFragment.java
index 407c1c7a9ab..fe90845979d 100644
--- a/src/com/android/settings/accessibility/CaptionPropertiesFragment.java
+++ b/src/com/android/settings/accessibility/CaptionPropertiesFragment.java
@@ -29,6 +29,8 @@ import androidx.preference.SwitchPreference;
 
 import com.android.settings.R;
 import com.android.settings.SettingsPreferenceFragment;
+import com.android.settings.search.BaseSearchIndexProvider;
+import com.android.settingslib.search.SearchIndexable;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -36,6 +38,7 @@ import java.util.List;
 /**
  * Settings fragment containing captioning properties.
  */
+@SearchIndexable
 public class CaptionPropertiesFragment extends SettingsPreferenceFragment
         implements OnPreferenceChangeListener {
     private static final String PREF_SWITCH = "captioning_preference_switch";
@@ -107,4 +110,7 @@ public class CaptionPropertiesFragment extends SettingsPreferenceFragment
 
         return true;
     }
+
+    public static final BaseSearchIndexProvider SEARCH_INDEX_DATA_PROVIDER =
+            new BaseSearchIndexProvider(R.xml.captioning_settings);
 }