diff --git a/res/xml/settings.xml b/res/xml/settings.xml
index 9a1bcae..e815667 100644
--- a/res/xml/settings.xml
+++ b/res/xml/settings.xml
@@ -15,6 +15,8 @@
       <CheckBoxPreference android:key="lockable_alt" android:title="Alt" android:defaultValue="false"/>
       <CheckBoxPreference android:key="lockable_fn" android:title="Fn" android:defaultValue="false"/>
       <CheckBoxPreference android:key="lockable_meta" android:title="Meta" android:defaultValue="false"/>
+      <CheckBoxPreference android:key="lockable_sup" android:title="Sup" android:defaultValue="false"/>
+      <CheckBoxPreference android:key="lockable_sub" android:title="Sub" android:defaultValue="false"/>
     </PreferenceScreen>
   </PreferenceCategory>
   <PreferenceCategory android:title="@string/pref_category_vibrate">
diff --git a/srcs/juloo.keyboard2/Config.java b/srcs/juloo.keyboard2/Config.java
index 167c1dc..0c92c76 100644
--- a/srcs/juloo.keyboard2/Config.java
+++ b/srcs/juloo.keyboard2/Config.java
@@ -122,7 +122,9 @@ final class Config
       | (prefs.getBoolean("lockable_ctrl", false) ? KeyValue.FLAG_CTRL : 0)
       | (prefs.getBoolean("lockable_alt", false) ? KeyValue.FLAG_ALT : 0)
       | (prefs.getBoolean("lockable_fn", false) ? KeyValue.FLAG_FN : 0)
-      | (prefs.getBoolean("lockable_meta", false) ? KeyValue.FLAG_META : 0);
+      | (prefs.getBoolean("lockable_meta", false) ? KeyValue.FLAG_META : 0)
+      | (prefs.getBoolean("lockable_sup", false) ? KeyValue.FLAG_ACCENT_SUPERSCRIPT : 0)
+      | (prefs.getBoolean("lockable_sub", false) ? KeyValue.FLAG_ACCENT_SUBSCRIPT : 0);
     characterSize = prefs.getFloat("character_size", characterSize);
     accents = Integer.valueOf(prefs.getString("accents", "1"));
     theme = getThemeId(res, prefs.getString("theme", ""));