diff --git a/jami-android/app/src/main/java/cx/ring/fragments/HomeFragment.kt b/jami-android/app/src/main/java/cx/ring/fragments/HomeFragment.kt
index 5c1683359c9ef39316b1bda7a75396974fa0476e..d49593c1c88c630e7eb42a4a93fe46e9dfdb5902 100644
--- a/jami-android/app/src/main/java/cx/ring/fragments/HomeFragment.kt
+++ b/jami-android/app/src/main/java/cx/ring/fragments/HomeFragment.kt
@@ -275,7 +275,8 @@ class HomeFragment: BaseSupportFragment<HomePresenter, HomeView>(),
     }.root
 
     private fun displayConversationRequestDialog(conversation: Conversation) {
-        if (conversation.request!!.mode == Conversation.Mode.OneToOne)
+        val request = conversation.request ?: return
+        if (request.mode == Conversation.Mode.OneToOne)
             MaterialAlertDialogBuilder(requireContext())
                 .setItems(R.array.swarm_request_one_to_one_actions) { _, which ->
                     when (which) {
@@ -299,11 +300,10 @@ class HomeFragment: BaseSupportFragment<HomePresenter, HomeView>(),
 
     private fun startSearch() {
         searchDisposable?.dispose()
-        val disposable = mConversationFacade.getSearchResults(debouncedQuery)
+        searchDisposable = mConversationFacade.getSearchResults(debouncedQuery)
             .observeOn(DeviceUtils.uiScheduler)
             .subscribe { searchAdapter?.update(it) }
-        searchDisposable = disposable
-        mDisposable.add(disposable)
+            .apply { mDisposable.add(this) }
     }
 
     /**
@@ -502,11 +502,11 @@ class HomeFragment: BaseSupportFragment<HomePresenter, HomeView>(),
             .switchMap { mAccountService.getObservableAccountProfile(it.accountId) }
             .observeOn(DeviceUtils.uiScheduler)
             .subscribe { profile ->
-                mBinding ?: return@subscribe
-                mBinding!!.searchBar.navigationIcon =
+                val binding = mBinding ?: return@subscribe
+                binding.searchBar.navigationIcon =
                     BitmapUtils.withPadding(
                         AvatarDrawable.build(
-                            mBinding!!.root.context,
+                            binding.root.context,
                             profile.first,
                             profile.second,
                             true,
diff --git a/jami-android/app/src/main/java/cx/ring/fragments/SmartListFragment.kt b/jami-android/app/src/main/java/cx/ring/fragments/SmartListFragment.kt
index e2647cc10d4643858e28380ccbd865bbeb7adfbd..507928ff9ef84d56dd3b1d245a6f641aefaaf633 100644
--- a/jami-android/app/src/main/java/cx/ring/fragments/SmartListFragment.kt
+++ b/jami-android/app/src/main/java/cx/ring/fragments/SmartListFragment.kt
@@ -43,6 +43,7 @@ import net.jami.model.Uri
 import net.jami.services.ConversationFacade
 import net.jami.smartlist.SmartListPresenter
 import net.jami.smartlist.SmartListView
+import androidx.core.net.toUri
 
 @AndroidEntryPoint
 class SmartListFragment : BaseSupportFragment<SmartListPresenter, SmartListView>(),
@@ -87,7 +88,7 @@ class SmartListFragment : BaseSupportFragment<SmartListPresenter, SmartListView>
                 val selected = numbers[which]
                 val intent = Intent(Intent.ACTION_CALL)
                     .setClass(context, CallActivity::class.java)
-                    .setData(android.net.Uri.parse(selected.toString()))
+                    .setData(selected.toString().toUri())
                 startActivityForResult(intent, HomeActivity.REQUEST_CODE_CALL)
             }.show()
     }
diff --git a/jami-android/app/src/main/res/layout/frag_home.xml b/jami-android/app/src/main/res/layout/frag_home.xml
index e9b83775e49e3e5cf3578bab577b511beb23c257..babf351237dada9614cc0a339e68bf09898d3408 100644
--- a/jami-android/app/src/main/res/layout/frag_home.xml
+++ b/jami-android/app/src/main/res/layout/frag_home.xml
@@ -20,7 +20,8 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
     android:id="@+id/content"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:fitsSystemWindows="true">
+    android:fitsSystemWindows="true"
+    tools:context=".client.HomeActivity">
 
     <!-- Smartlist to display swarms -->
     <androidx.fragment.app.FragmentContainerView
@@ -28,8 +29,8 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
         android:name="cx.ring.fragments.SmartListFragment"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        tools:layout="@layout/frag_smartlist"
-        app:layout_behavior="@string/searchbar_scrolling_view_behavior" />
+        app:layout_behavior="@string/searchbar_scrolling_view_behavior"
+        tools:layout="@layout/frag_smartlist" />
 
     <com.google.android.material.appbar.AppBarLayout
         android:id="@+id/app_bar"
@@ -48,25 +49,25 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
             <!-- Search bar to search for a swarm or for new contacts -->
             <com.google.android.material.search.SearchBar
                 android:id="@+id/search_bar"
-                app:navigationContentDescription="@string/searchbar_navigation_account"
                 android:layout_width="match_parent"
                 android:layout_height="wrap_content"
                 android:backgroundTint="@color/searchbar_color"
                 android:hint="@string/searchbar_hint"
                 android:textAppearance="@style/TextAppearance.Material3.SearchBar"
                 app:autoShowKeyboard="true"
+                app:navigationContentDescription="@string/searchbar_navigation_account"
                 app:navigationIcon="@android:color/transparent" />
 
             <!-- Donation card -->
             <include
                 android:id="@+id/donation_card"
                 layout="@layout/frag_donation_card"
-                android:layout_height="wrap_content"
                 android:layout_width="wrap_content"
-                android:layout_marginBottom="16dp"
-                android:layout_marginEnd="16dp"
+                android:layout_height="wrap_content"
                 android:layout_marginStart="16dp"
-                android:visibility="gone"/>
+                android:layout_marginEnd="16dp"
+                android:layout_marginBottom="16dp"
+                android:visibility="gone" />
 
             <!-- Received invitations -->
             <include
@@ -84,6 +85,7 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
         android:layout_height="match_parent"
         android:fitsSystemWindows="true"
         android:hint="@string/searchbar_hint"
+        app:animateNavigationIcon="false"
         app:layout_anchor="@id/search_bar"
         tools:visibility="gone">
 
@@ -157,11 +159,11 @@ along with this program. If not, see <https://www.gnu.org/licenses/>.
                 android:id="@+id/searchResult"
                 android:layout_width="match_parent"
                 android:layout_height="match_parent"
-                app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
-                android:orientation="vertical"
                 android:clipToPadding="false"
                 android:divider="@null"
+                android:orientation="vertical"
                 android:paddingBottom="8dp"
+                app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
                 tools:listitem="@layout/item_smartlist" />
 
         </LinearLayout>