diff --git a/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/contributor/ContributorList.kt b/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/contributor/ContributorList.kt
index 867bb5d7d..d17810739 100644
--- a/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/contributor/ContributorList.kt
+++ b/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/contributor/ContributorList.kt
@@ -41,14 +41,12 @@ fun ContributorList(onClickContributor: (Contributor) -> Unit) {
     }
 }
 
-
 @Preview(showBackground = true)
 @Composable
 fun PreviewContributorScreen() {
     ConferenceAppFeederTheme(false) {
         ProvideContributorViewModel(viewModel = fakeContributorViewModel()) {
             ContributorList() {
-
             }
         }
     }
diff --git a/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/other/OtherScreen.kt b/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/other/OtherScreen.kt
index 6b2719ef7..518d7bbcd 100644
--- a/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/other/OtherScreen.kt
+++ b/uicomponent-compose/other/src/main/java/io/github/droidkaigi/feeder/other/OtherScreen.kt
@@ -78,7 +78,6 @@ fun OtherScreen(
 /**
  * stateless
  */
-@ExperimentalMaterialApi
 @Composable
 fun OtherScreen(
     scaffoldState: BackdropScaffoldState,