diff --git a/library/src/main/java/com/telefonica/mistica/sheet/SheetModel.kt b/library/src/main/java/com/telefonica/mistica/sheet/SheetModel.kt
index 2d647718d..6f417d800 100644
--- a/library/src/main/java/com/telefonica/mistica/sheet/SheetModel.kt
+++ b/library/src/main/java/com/telefonica/mistica/sheet/SheetModel.kt
@@ -86,14 +86,14 @@ sealed class SelectableAsset {
         val rowAsset: RowAsset,
     ) : SelectableAsset() {
         @Deprecated("Use primary constructor providing a RowAsset object instead")
-        constructor(id: Int) : this(RowAsset.DrawableIdAsset(id))
+        constructor(@DrawableRes id: Int) : this(RowAsset.DrawableIdAsset(id))
     }
 
     data class LargeIcon(
         val rowAsset: RowAsset,
     ) : SelectableAsset() {
         @Deprecated("Use primary constructor providing a RowAsset object instead")
-        constructor(id: Int) : this(RowAsset.DrawableIdAsset(id))
+        constructor(@DrawableRes id: Int) : this(RowAsset.DrawableIdAsset(id))
     }
 }
 
diff --git a/library/src/main/java/com/telefonica/mistica/sheet/children/list/ListElementViewData.kt b/library/src/main/java/com/telefonica/mistica/sheet/children/list/ListElementViewData.kt
index c443f18ed..411bd002e 100644
--- a/library/src/main/java/com/telefonica/mistica/sheet/children/list/ListElementViewData.kt
+++ b/library/src/main/java/com/telefonica/mistica/sheet/children/list/ListElementViewData.kt
@@ -39,14 +39,14 @@ internal sealed class ListElementViewData(
 
 enum class RowActionStyleViewData { Default, Destructive }
 
-sealed class SelectableListAssetViewData {
+internal sealed class SelectableListAssetViewData {
     data class Image(val asset: RowAssetViewData) : SelectableListAssetViewData()
     data class SmallImage(val asset: RowAssetViewData) : SelectableListAssetViewData()
     data class SmallIcon(val asset: RowAssetViewData) : SelectableListAssetViewData()
     data class LargeIcon(val asset: RowAssetViewData) : SelectableListAssetViewData()
 }
 
-sealed class InformativeIconViewData {
+internal sealed class InformativeIconViewData {
     data object Bullet : InformativeIconViewData()
     data class Icon(val asset: RowAssetViewData) : InformativeIconViewData()
     data class SmallIcon(val asset: RowAssetViewData) : InformativeIconViewData()
@@ -56,7 +56,7 @@ interface OnClickListener {
     fun onClicked(id: String)
 }
 
-sealed class RowAssetViewData {
+internal sealed class RowAssetViewData {
     data class UrlAsset(val url: String) : RowAssetViewData()
     data class DrawableIdAsset(@DrawableRes val id: Int) : RowAssetViewData()
     data class DrawableAsset(val drawableRes: Drawable) : RowAssetViewData()
diff --git a/library/src/main/java/com/telefonica/mistica/util/Base64DataUrlFetcher.kt b/library/src/main/java/com/telefonica/mistica/util/Base64DataUrlFetcher.kt
index 188dc4b72..7636e326e 100644
--- a/library/src/main/java/com/telefonica/mistica/util/Base64DataUrlFetcher.kt
+++ b/library/src/main/java/com/telefonica/mistica/util/Base64DataUrlFetcher.kt
@@ -22,7 +22,7 @@ import coil.request.Options
  * otherwise the data would be represented using ASCII encoding.
  * Link to Spec: https://datatracker.ietf.org/doc/html/rfc2397
  */
-class Base64DataUrlFetcher(
+internal class Base64DataUrlFetcher(
     private val base64Data: String,
     private val resources: Resources,
 ) : Fetcher {
@@ -43,7 +43,7 @@ class Base64DataUrlFetcher(
             null
         }
 
-    class Factory(
+    internal class Factory(
         private val resources: Resources,
     ) : Fetcher.Factory<Uri> {
         override fun create(data: Uri, options: Options, imageLoader: ImageLoader): Fetcher? {
diff --git a/library/src/main/java/com/telefonica/mistica/util/ImageLoaderProvider.kt b/library/src/main/java/com/telefonica/mistica/util/ImageLoaderProvider.kt
index b34ff21f0..e09c9a7e0 100644
--- a/library/src/main/java/com/telefonica/mistica/util/ImageLoaderProvider.kt
+++ b/library/src/main/java/com/telefonica/mistica/util/ImageLoaderProvider.kt
@@ -4,7 +4,7 @@ import android.content.Context
 import coil.ImageLoader
 import coil.decode.SvgDecoder
 
-object ImageLoaderProvider {
+internal object ImageLoaderProvider {
 
     private var imageLoader: ImageLoader? = null
 
diff --git a/library/src/main/java/com/telefonica/mistica/util/ImageViewUtils.kt b/library/src/main/java/com/telefonica/mistica/util/ImageViewUtils.kt
index ebb31a6bd..adfb609bc 100644
--- a/library/src/main/java/com/telefonica/mistica/util/ImageViewUtils.kt
+++ b/library/src/main/java/com/telefonica/mistica/util/ImageViewUtils.kt
@@ -5,7 +5,7 @@ import androidx.appcompat.content.res.AppCompatResources
 import coil.request.ImageRequest
 import com.telefonica.mistica.sheet.children.list.RowAssetViewData
 
-fun ImageView.loadRowAsset(rowAsset: RowAssetViewData) {
+internal fun ImageView.loadRowAsset(rowAsset: RowAssetViewData) {
     when (rowAsset) {
         is RowAssetViewData.DrawableAsset -> this.setImageDrawable(rowAsset.drawableRes)
         is RowAssetViewData.DrawableIdAsset -> this.setImageDrawable(AppCompatResources.getDrawable(this.context, rowAsset.id))
@@ -13,7 +13,7 @@ fun ImageView.loadRowAsset(rowAsset: RowAssetViewData) {
     }
 }
 
-fun ImageView.loadUrl(
+internal fun ImageView.loadUrl(
     url: String,
     builder: ImageRequest.Builder.() -> Unit = {},
 ) {
@@ -24,5 +24,5 @@ fun ImageView.loadUrl(
         .apply(builder)
         .build()
 
-    ImageLoaderProvider.get(context).enqueue(request)
+    ImageLoaderProvider.get(context.applicationContext).enqueue(request)
 }