diff --git a/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/MainActivity.kt b/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/MainActivity.kt
index d1a5d22..f76e321 100644
--- a/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/MainActivity.kt
+++ b/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/MainActivity.kt
@@ -1,11 +1,11 @@
 package fr.uca.iut.clfreville2.teaiswarm
 
-import android.content.Intent
 import androidx.appcompat.app.AppCompatActivity
 import android.os.Bundle
+import androidx.core.os.bundleOf
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentFactory
-import androidx.fragment.app.commit
+import androidx.navigation.fragment.NavHostFragment
 import fr.uca.iut.clfreville2.teaiswarm.fragment.RepositoryListFragment
 import fr.uca.iut.clfreville2.teaiswarm.model.Repository
 
@@ -20,17 +20,16 @@ class MainActivity : AppCompatActivity() {
         }
         super.onCreate(savedInstanceState)
         setContentView(R.layout.activity_main)
-        supportFragmentManager.commit {
-            setReorderingAllowed(true)
-            replace(R.id.fragment_container_view, RepositoryListFragment::class.java, null)
-        }
     }
 
     private fun adapterOnClick(repository: Repository) {
-        val intent = Intent(this, RepositoryDetailActivity()::class.java)
-        intent.putExtra(REPOSITORY_OWNER, repository.owner.login)
-        intent.putExtra(REPOSITORY_NAME, repository.name)
-        startActivity(intent)
+        val bundle =
+            bundleOf(
+                REPOSITORY_OWNER to repository.owner.login,
+                REPOSITORY_NAME to repository.name
+            )
+        val nav = supportFragmentManager.findFragmentById(R.id.nav_host_fragment) as NavHostFragment
+        nav.navController.navigate(R.id.activity_list_fragment, bundle)
     }
 
     class RepositoryListFragmentFactory(private val onClick: (Repository) -> Unit) : FragmentFactory() {
diff --git a/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/fragment/ActivityListFragment.kt b/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/fragment/ActivityListFragment.kt
index 4c6a544..7d2d2e6 100644
--- a/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/fragment/ActivityListFragment.kt
+++ b/app/src/main/java/fr/uca/iut/clfreville2/teaiswarm/fragment/ActivityListFragment.kt
@@ -15,6 +15,8 @@ import androidx.recyclerview.widget.DiffUtil
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import fr.uca.iut.clfreville2.teaiswarm.R
+import fr.uca.iut.clfreville2.teaiswarm.REPOSITORY_NAME
+import fr.uca.iut.clfreville2.teaiswarm.REPOSITORY_OWNER
 import fr.uca.iut.clfreville2.teaiswarm.model.CommitActivity
 import fr.uca.iut.clfreville2.teaiswarm.model.RepositoryIdentifier
 import fr.uca.iut.clfreville2.teaiswarm.network.GiteaService
@@ -32,6 +34,10 @@ class ActivityListFragment : Fragment(R.layout.activity_list) {
 
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
+        repository = RepositoryIdentifier(
+            requireArguments().getString(REPOSITORY_OWNER)!!,
+            requireArguments().getString(REPOSITORY_NAME)!!
+        )
         updateCommits()
     }
 
@@ -101,14 +107,17 @@ class ActivityListFragment : Fragment(R.layout.activity_list) {
 
     class ViewHolder(view: View) : RecyclerView.ViewHolder(view) {
         private val commitNameView: TextView
+        private val commitAuthorView: TextView
 
         init {
             commitNameView = view.findViewById(R.id.commit_name)
+            commitAuthorView = view.findViewById(R.id.commit_author)
         }
 
         fun bind(commit: CommitActivity?) {
             commit?.let {
                 commitNameView.text = it.commit.message
+                commitAuthorView.text = it.commit.author.name
             }
         }
     }
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 93f23bc..53ff9cd 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -7,7 +7,14 @@
     tools:context=".MainActivity">
 
     <androidx.fragment.app.FragmentContainerView
+        android:id="@+id/nav_host_fragment"
+        android:name="androidx.navigation.fragment.NavHostFragment"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:id="@+id/fragment_container_view" />
+        app:layout_constraintLeft_toLeftOf="parent"
+        app:layout_constraintRight_toRightOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:defaultNavHost="true"
+        app:navGraph="@navigation/nav_graph" />
 </LinearLayout>
\ No newline at end of file
diff --git a/app/src/main/res/layout/activity_row_item.xml b/app/src/main/res/layout/activity_row_item.xml
index 12d5887..27fdf53 100644
--- a/app/src/main/res/layout/activity_row_item.xml
+++ b/app/src/main/res/layout/activity_row_item.xml
@@ -1,9 +1,27 @@
 <?xml version="1.0" encoding="utf-8"?>
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
-    android:layout_height="match_parent">
+    android:layout_height="wrap_content"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:paddingHorizontal="@dimen/row_item_margin_horizontal"
+    android:paddingTop="@dimen/row_item_margin_vertical">
     <TextView
+        android:id="@+id/commit_name"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
-        android:id="@+id/commit_name" />
-</LinearLayout>
+        android:textColor="?android:textColorPrimary"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/commit_author"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="0dp"
+        android:paddingVertical="@dimen/row_item_margin_vertical"
+        android:text="@string/unknown"
+        android:textSize="@dimen/repo_description_size"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/commit_name" />
+</androidx.constraintlayout.widget.ConstraintLayout>
diff --git a/app/src/main/res/navigation/nav_graph.xml b/app/src/main/res/navigation/nav_graph.xml
new file mode 100644
index 0000000..1daf275
--- /dev/null
+++ b/app/src/main/res/navigation/nav_graph.xml
@@ -0,0 +1,19 @@
+<?xml version="1.0" encoding="utf-8"?>
+<navigation xmlns:android="http://schemas.android.com/apk/res/android"
+             xmlns:app="http://schemas.android.com/apk/res-auto"
+             android:id="@+id/nav_graph"
+    app:startDestination="@id/repository_ist_fragment">
+
+    <fragment
+        android:id="@+id/repository_ist_fragment"
+        android:name="fr.uca.iut.clfreville2.teaiswarm.fragment.RepositoryListFragment"
+        android:label="RepositoryListFragment" >
+        <action
+            android:id="@+id/action_repositoryListFragment_to_activityListFragment3"
+            app:destination="@id/activity_list_fragment" />
+    </fragment>
+    <fragment
+        android:id="@+id/activity_list_fragment"
+        android:name="fr.uca.iut.clfreville2.teaiswarm.fragment.ActivityListFragment"
+        android:label="ActivityListFragment" />
+</navigation>
\ No newline at end of file