diff --git a/feature/common/src/main/java/one/nem/kidshift/feature/common/CommonHomeFragment.java b/feature/common/src/main/java/one/nem/kidshift/feature/common/CommonHomeFragment.java
index e78cb65..50e01f8 100644
--- a/feature/common/src/main/java/one/nem/kidshift/feature/common/CommonHomeFragment.java
+++ b/feature/common/src/main/java/one/nem/kidshift/feature/common/CommonHomeFragment.java
@@ -311,12 +311,6 @@ public class CommonHomeFragment extends Fragment {
     private void updateData() {
         swipeRefreshLayout.setRefreshing(true);
         CompletableFuture.allOf(updateTaskInfo(), updateCalender()).thenRun(() -> {
-            // Workaround: リスト更新処理があまりにも重くてアニメーションが壊れるため
-            try {
-                Thread.sleep(500);
-            } catch (InterruptedException e) {
-                // do nothing
-            }
             swipeRefreshLayout.setRefreshing(false);
         });
     }