diff --git a/app/src/main/java/dev/shreyaspatil/foodium/ui/main/MainActivity.kt b/app/src/main/java/dev/shreyaspatil/foodium/ui/main/MainActivity.kt
index 35027e3..5b8d7bf 100644
--- a/app/src/main/java/dev/shreyaspatil/foodium/ui/main/MainActivity.kt
+++ b/app/src/main/java/dev/shreyaspatil/foodium/ui/main/MainActivity.kt
@@ -35,8 +35,6 @@ import android.widget.ImageView
 import androidx.activity.viewModels
 import androidx.appcompat.app.AppCompatDelegate
 import androidx.core.app.ActivityOptionsCompat
-import androidx.lifecycle.Observer
-import androidx.recyclerview.widget.LinearLayoutManager
 import com.shreyaspatil.MaterialDialog.MaterialDialog
 import dagger.hilt.android.AndroidEntryPoint
 import dev.shreyaspatil.foodium.R
@@ -64,10 +62,7 @@ class MainActivity : BaseActivity<MainViewModel, ActivityMainBinding>() {
         setContentView(mViewBinding.root)
 
         // Initialize RecyclerView
-        mViewBinding.postsRecyclerView.apply {
-            layoutManager = LinearLayoutManager(this@MainActivity)
-            adapter = mAdapter
-        }
+        mViewBinding.postsRecyclerView.adapter = mAdapter
 
         initPosts()
 
@@ -77,7 +72,7 @@ class MainActivity : BaseActivity<MainViewModel, ActivityMainBinding>() {
     private fun initPosts() {
         mViewModel.postsLiveData.observe(
             this,
-            Observer { state ->
+            { state ->
                 when (state) {
                     is State.Loading -> showLoading(true)
                     is State.Success -> {
@@ -118,7 +113,7 @@ class MainActivity : BaseActivity<MainViewModel, ActivityMainBinding>() {
     private fun handleNetworkChanges() {
         NetworkUtils.getNetworkLiveData(applicationContext).observe(
             this,
-            Observer { isConnected ->
+            { isConnected ->
                 if (!isConnected) {
                     mViewBinding.textViewNetworkStatus.text =
                         getString(R.string.text_no_connectivity)
diff --git a/app/src/main/java/dev/shreyaspatil/foodium/ui/main/adapter/PostListAdapter.kt b/app/src/main/java/dev/shreyaspatil/foodium/ui/main/adapter/PostListAdapter.kt
index ac873b4..0a38ad4 100644
--- a/app/src/main/java/dev/shreyaspatil/foodium/ui/main/adapter/PostListAdapter.kt
+++ b/app/src/main/java/dev/shreyaspatil/foodium/ui/main/adapter/PostListAdapter.kt
@@ -53,10 +53,6 @@ class PostListAdapter(
     override fun onBindViewHolder(holder: PostViewHolder, position: Int) =
         holder.bind(getItem(position), onItemClicked)
 
-    interface OnItemClickListener {
-        fun onItemClicked(post: Post, imageView: ImageView)
-    }
-
     companion object {
         private val DIFF_CALLBACK = object : DiffUtil.ItemCallback<Post>() {
             override fun areItemsTheSame(oldItem: Post, newItem: Post): Boolean =
diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 5e6b7e8..ee67d55 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -59,6 +59,7 @@
             style="@style/PostsRecyclerStyle"
             android:layout_width="match_parent"
             android:layout_height="0dp"
+            app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
             app:layout_constraintEnd_toEndOf="parent"
             app:layout_constraintStart_toStartOf="parent"
             app:layout_constraintTop_toBottomOf="@+id/networkStatusLayout"