diff --git a/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java b/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java
index 1bd83d56..39a356ba 100644
--- a/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java
+++ b/feature/home/src/main/java/one/nem/lacerta/feature/home/HomeTopFragment.java
@@ -104,7 +104,7 @@ public class HomeTopFragment extends Fragment {
                 if (FeatureSwitch.RecyclerView.useSimpleNotifyMethod) {
                     listItemAdapter.notifyDataSetChanged();
                 } else {
-                    // IndexOutOfBoundsExceptionを吐くことがあったので
+                    // IndexOutOfBoundsExceptionを吐くことがあったので いったん
                     listItemAdapter.notifyItemRangeInserted(0, listItems.size() - 1);
                 }
             });
diff --git a/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryPageFragment.java b/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryPageFragment.java
index c002164f..363121d5 100644
--- a/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryPageFragment.java
+++ b/feature/library/src/main/java/one/nem/lacerta/feature/library/LibraryPageFragment.java
@@ -276,6 +276,7 @@ public class LibraryPageFragment extends Fragment {
                 toolbar.setNavigationIcon(null);
             }
             toolbar.setTitle(title);
+            toolbar.getMenu().clear();
             toolbar.inflateMenu(R.menu.dir_menu);
             toolbar.setOnMenuItemClickListener(item -> {
                 if (item.getItemId() == R.id.menu_item_create_new_folder) {
diff --git a/feature/library/src/main/res/menu/dir_menu.xml b/feature/library/src/main/res/menu/dir_menu.xml
index 451c94a4..e5cea78a 100644
--- a/feature/library/src/main/res/menu/dir_menu.xml
+++ b/feature/library/src/main/res/menu/dir_menu.xml
@@ -4,8 +4,8 @@
 
     <item
         android:id="@+id/menu_item_create_new_folder"
-        android:icon="@drawable/developer_mode_24px"
-        android:title="@string/app_name"
-        app:showAsAction="ifRoom"/> <!-- TODO-rca: change this -->
+        android:icon="@drawable/create_new_folder_24px"
+        android:title="@string/create_new_folder"
+        app:showAsAction="never"/>
 
 </menu>
\ No newline at end of file
diff --git a/feature/library/src/main/res/values/strings.xml b/feature/library/src/main/res/values/strings.xml
index 1049ca2d..d0ca5af4 100644
--- a/feature/library/src/main/res/values/strings.xml
+++ b/feature/library/src/main/res/values/strings.xml
@@ -1,3 +1,4 @@
 <resources>
     <string name="app_name">Library</string>
+    <string name="create_new_folder">新しいフォルダを作成</string>
 </resources>
\ No newline at end of file