diff --git a/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/BaseRvDiffAdapter.kt b/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/BaseRvDiffAdapter.kt
index 006e0abce..184a10bea 100644
--- a/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/BaseRvDiffAdapter.kt
+++ b/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/BaseRvDiffAdapter.kt
@@ -19,14 +19,14 @@ import kotlinx.collections.immutable.toPersistentList
  * @since 1.0.0
  */
 abstract class BaseRvDiffAdapter<M : IDiffVhModelType> private constructor(
-  callback: AsyncDifferConfig<M>,
+  asyncDifferConfig: AsyncDifferConfig<M>,
   private val delegate: IRvAdapterDelegate.Impl<M, BaseRvDiffAdapter<M>>,
-) : ListAdapter<M, BindingViewHolder>(callback),
+) : ListAdapter<M, BindingViewHolder>(asyncDifferConfig),
   IRvBinding<M>,
   IMutableRvAdapter<M>,
   IRvAdapterDelegate<M, BindingViewHolder> by delegate {
 
-  constructor(callback: DiffCallBack<M> = DiffCallBack()) : this(
+  constructor(callback: DiffCallback<M> = DiffCallback()) : this(
     AsyncDifferConfig.Builder(callback).build(),
     IRvAdapterDelegate.Impl(),
   ) {
diff --git a/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/DiffCallBack.kt b/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/DiffCallback.kt
similarity index 88%
rename from adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/DiffCallBack.kt
rename to adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/DiffCallback.kt
index fecedf222..49b53349a 100644
--- a/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/DiffCallBack.kt
+++ b/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/diff/DiffCallback.kt
@@ -2,7 +2,7 @@ package io.goooler.demoapp.adapter.rv.diff
 
 import androidx.recyclerview.widget.DiffUtil
 
-open class DiffCallBack<M : IDiffVhModelType> : DiffUtil.ItemCallback<M>() {
+open class DiffCallback<M : IDiffVhModelType> : DiffUtil.ItemCallback<M>() {
 
   /**
    * Call this first.
diff --git a/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/paging/BaseRvPagingAdapter.kt b/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/paging/BaseRvPagingAdapter.kt
index 7b10a27a8..1c69109d6 100644
--- a/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/paging/BaseRvPagingAdapter.kt
+++ b/adapter/src/main/kotlin/io/goooler/demoapp/adapter/rv/paging/BaseRvPagingAdapter.kt
@@ -9,7 +9,7 @@ import io.goooler.demoapp.adapter.rv.core.BindingViewHolder
 import io.goooler.demoapp.adapter.rv.core.IRvAdapter
 import io.goooler.demoapp.adapter.rv.core.IRvAdapterDelegate
 import io.goooler.demoapp.adapter.rv.core.IRvBinding
-import io.goooler.demoapp.adapter.rv.diff.DiffCallBack
+import io.goooler.demoapp.adapter.rv.diff.DiffCallback
 import io.goooler.demoapp.adapter.rv.diff.IDiffVhModelType
 
 /**
@@ -20,7 +20,7 @@ import io.goooler.demoapp.adapter.rv.diff.IDiffVhModelType
  * @since 1.0.0
  */
 abstract class BaseRvPagingAdapter<M : IDiffVhModelType> private constructor(
-  callback: DiffCallBack<M>,
+  callback: DiffCallback<M>,
   private val delegate: IRvAdapterDelegate.Impl<M, BaseRvPagingAdapter<M>>,
 ) : PagingDataAdapter<M, BindingViewHolder>(callback),
   IRvBinding<M>,
@@ -31,7 +31,7 @@ abstract class BaseRvPagingAdapter<M : IDiffVhModelType> private constructor(
 
   override val list: List<M> get() = snapshot().items
 
-  constructor(callback: DiffCallBack<M> = DiffCallBack()) : this(callback, IRvAdapterDelegate.Impl()) {
+  constructor(callback: DiffCallback<M> = DiffCallback()) : this(callback, IRvAdapterDelegate.Impl()) {
     @Suppress("LeakingThis")
     delegate.adapter = this
   }
diff --git a/biz/main/src/main/kotlin/io/goooler/demoapp/main/ui/adapter/MainSrlRvAdapter.kt b/biz/main/src/main/kotlin/io/goooler/demoapp/main/ui/adapter/MainSrlRvAdapter.kt
index be634f09d..ef7aec659 100644
--- a/biz/main/src/main/kotlin/io/goooler/demoapp/main/ui/adapter/MainSrlRvAdapter.kt
+++ b/biz/main/src/main/kotlin/io/goooler/demoapp/main/ui/adapter/MainSrlRvAdapter.kt
@@ -2,7 +2,7 @@ package io.goooler.demoapp.main.ui.adapter
 
 import androidx.databinding.ViewDataBinding
 import io.goooler.demoapp.adapter.rv.diff.BaseRvDiffAdapter
-import io.goooler.demoapp.adapter.rv.diff.DiffCallBack
+import io.goooler.demoapp.adapter.rv.diff.DiffCallback
 import io.goooler.demoapp.common.util.ImageLoader
 import io.goooler.demoapp.common.util.asConfig
 import io.goooler.demoapp.main.databinding.MainCommonRvItemBinding
@@ -12,7 +12,7 @@ import io.goooler.demoapp.main.util.bindModel
 
 class MainSrlRvAdapter(
   private val listener: OnEventListener,
-) : BaseRvDiffAdapter<MainCommonVhModel>(DiffCallBack<MainCommonVhModel>().asConfig()) {
+) : BaseRvDiffAdapter<MainCommonVhModel>(DiffCallback<MainCommonVhModel>().asConfig()) {
 
   override fun onCreateVH(binding: ViewDataBinding) {
     binding.bindListener(listener)