diff --git a/app/build.gradle b/app/build.gradle
index 528c0bccf..d69a4cef4 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -101,7 +101,7 @@ dependencies {
 	implementation 'io.insert-koin:koin-android:3.1.2'
 	implementation 'io.coil-kt:coil-base:1.3.2'
 	implementation 'com.davemorrissey.labs:subsampling-scale-image-view-androidx:3.10.0'
-	implementation 'com.github.solkin:disk-lru-cache:1.2'
+	implementation 'com.github.solkin:disk-lru-cache:1.3'
 
 	debugImplementation 'com.squareup.leakcanary:leakcanary-android:2.7'
 
diff --git a/app/src/main/java/org/koitharu/kotatsu/base/ui/widgets/AnimatedToolbar.kt b/app/src/main/java/org/koitharu/kotatsu/base/ui/widgets/AnimatedToolbar.kt
index 53aecf620..f17b31f84 100644
--- a/app/src/main/java/org/koitharu/kotatsu/base/ui/widgets/AnimatedToolbar.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/base/ui/widgets/AnimatedToolbar.kt
@@ -6,17 +6,36 @@ import android.util.AttributeSet
 import android.view.View
 import androidx.appcompat.widget.Toolbar
 import androidx.core.view.isGone
+import com.google.android.material.R
 import com.google.android.material.appbar.MaterialToolbar
+import java.lang.reflect.Field
 
-class AnimatedToolbar(context: Context, attrs: AttributeSet?) : MaterialToolbar(context, attrs) {
-	companion object {
-		private val navButtonViewField = Toolbar::class.java.getDeclaredField("mNavButtonView")
-			.also { it.isAccessible = true }
-	}
+class AnimatedToolbar @JvmOverloads constructor(
+	context: Context,
+	attrs: AttributeSet? = null,
+	defStyleAttr: Int = R.attr.toolbarStyle,
+) : MaterialToolbar(context, attrs, defStyleAttr) {
+
+	private var navButtonView: View? = null
+		get() {
+			if (field == null) {
+				runCatching {
+					field = navButtonViewField?.get(this) as? View
+				}
+			}
+			return field
+		}
 
 	override fun setNavigationIcon(icon: Drawable?) {
 		super.setNavigationIcon(icon)
+		navButtonView?.isGone = (icon == null)
+	}
+
+	private companion object {
 
-		(navButtonViewField.get(this) as? View)?.isGone = (icon == null)
+		val navButtonViewField: Field? = runCatching {
+			Toolbar::class.java.getDeclaredField("mNavButtonView")
+				.also { it.isAccessible = true }
+		}.getOrNull()
 	}
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/koitharu/kotatsu/core/parser/site/HenChanRepository.kt b/app/src/main/java/org/koitharu/kotatsu/core/parser/site/HenChanRepository.kt
index 4033584d0..aaad60566 100644
--- a/app/src/main/java/org/koitharu/kotatsu/core/parser/site/HenChanRepository.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/core/parser/site/HenChanRepository.kt
@@ -8,7 +8,7 @@ import org.koitharu.kotatsu.utils.ext.parseHtml
 
 class HenChanRepository(loaderContext: MangaLoaderContext) : ChanRepository(loaderContext) {
 
-	override val defaultDomain = "hentaichan.pro"
+	override val defaultDomain = "hentaichan.live"
 	override val source = MangaSource.HENCHAN
 
 	override suspend fun getList(
diff --git a/app/src/main/java/org/koitharu/kotatsu/download/domain/DownloadManager.kt b/app/src/main/java/org/koitharu/kotatsu/download/domain/DownloadManager.kt
index cc81f7895..75905aa51 100644
--- a/app/src/main/java/org/koitharu/kotatsu/download/domain/DownloadManager.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/download/domain/DownloadManager.kt
@@ -8,7 +8,6 @@ import coil.ImageLoader
 import coil.request.ImageRequest
 import coil.size.Scale
 import kotlinx.coroutines.*
-import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.catch
 import kotlinx.coroutines.flow.flow
 import okhttp3.OkHttpClient
@@ -48,7 +47,7 @@ class DownloadManager(
 		androidx.core.R.dimen.compat_notification_large_icon_max_height
 	)
 
-	fun downloadManga(manga: Manga, chaptersIds: Set<Long>?, startId: Int): Flow<State> = flow {
+	fun downloadManga(manga: Manga, chaptersIds: Set<Long>?, startId: Int) = flow<State> {
 		emit(State.Preparing(startId, manga, null))
 		var cover: Drawable? = null
 		val destination = settings.getStorageDir(context)
diff --git a/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFetcher.kt b/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFetcher.kt
index f74c023e1..cd4f5ea83 100644
--- a/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFetcher.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFetcher.kt
@@ -20,19 +20,22 @@ class CbzFetcher : Fetcher<Uri> {
 		pool: BitmapPool,
 		data: Uri,
 		size: Size,
-		options: Options
+		options: Options,
 	): FetchResult {
 		val zip = ZipFile(data.schemeSpecificPart)
 		val entry = zip.getEntry(data.fragment)
 		val ext = MimeTypeMap.getFileExtensionFromUrl(entry.name)
 		return SourceResult(
-			source = zip.getInputStream(entry).source().buffer(),
+			source = ExtraCloseableBufferedSource(
+				zip.getInputStream(entry).source().buffer(),
+				zip,
+			),
 			mimeType = MimeTypeMap.getSingleton().getMimeTypeFromExtension(ext),
 			dataSource = DataSource.DISK
 		)
 	}
 
-	override fun key(data: Uri): String? = data.toString()
+	override fun key(data: Uri) = data.toString()
 
 	override fun handles(data: Uri) = data.scheme == "cbz"
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFilter.kt b/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFilter.kt
index 98f4e73fc..106cbaacd 100644
--- a/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFilter.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/local/data/CbzFilter.kt
@@ -7,7 +7,7 @@ import java.util.*
 class CbzFilter : FilenameFilter {
 
 	override fun accept(dir: File, name: String): Boolean {
-		val ext = name.substringAfterLast('.', "").toLowerCase(Locale.ROOT)
+		val ext = name.substringAfterLast('.', "").lowercase(Locale.ROOT)
 		return ext == "cbz" || ext == "zip"
 	}
 }
\ No newline at end of file
diff --git a/app/src/main/java/org/koitharu/kotatsu/local/data/ExtraCloseableBufferedSource.kt b/app/src/main/java/org/koitharu/kotatsu/local/data/ExtraCloseableBufferedSource.kt
new file mode 100644
index 000000000..69ba2565a
--- /dev/null
+++ b/app/src/main/java/org/koitharu/kotatsu/local/data/ExtraCloseableBufferedSource.kt
@@ -0,0 +1,18 @@
+package org.koitharu.kotatsu.local.data
+
+import okhttp3.internal.closeQuietly
+import okio.BufferedSource
+import okio.Closeable
+
+class ExtraCloseableBufferedSource(
+	private val delegate: BufferedSource,
+	vararg closeable: Closeable,
+) : BufferedSource by delegate {
+
+	private val extraCloseable = closeable
+
+	override fun close() {
+		delegate.close()
+		extraCloseable.forEach { x -> x.closeQuietly() }
+	}
+}
\ No newline at end of file
diff --git a/app/src/main/java/org/koitharu/kotatsu/local/domain/LocalMangaRepository.kt b/app/src/main/java/org/koitharu/kotatsu/local/domain/LocalMangaRepository.kt
index baaab7400..383c295bc 100644
--- a/app/src/main/java/org/koitharu/kotatsu/local/domain/LocalMangaRepository.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/local/domain/LocalMangaRepository.kt
@@ -15,10 +15,7 @@ import org.koitharu.kotatsu.local.data.CbzFilter
 import org.koitharu.kotatsu.local.data.MangaIndex
 import org.koitharu.kotatsu.local.data.MangaZip
 import org.koitharu.kotatsu.utils.AlphanumComparator
-import org.koitharu.kotatsu.utils.ext.longHashCode
-import org.koitharu.kotatsu.utils.ext.readText
-import org.koitharu.kotatsu.utils.ext.sub
-import org.koitharu.kotatsu.utils.ext.toCamelCase
+import org.koitharu.kotatsu.utils.ext.*
 import java.io.File
 import java.util.*
 import java.util.zip.ZipEntry
@@ -78,9 +75,9 @@ class LocalMangaRepository(private val context: Context) : MangaRepository {
 			}
 	}
 
-	fun delete(manga: Manga): Boolean {
+	suspend fun delete(manga: Manga): Boolean {
 		val file = Uri.parse(manga.url).toFile()
-		return file.delete()
+		return file.deleteAwait()
 	}
 
 	@SuppressLint("DefaultLocale")
diff --git a/build.gradle b/build.gradle
index de81afc1e..cd35015e3 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
 	}
 	dependencies {
 		classpath 'com.android.tools.build:gradle:4.2.2'
-		classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.21'
+		classpath 'org.jetbrains.kotlin:kotlin-gradle-plugin:1.5.30'
 
 		// NOTE: Do not place your application dependencies here; they belong
 		// in the individual module build.gradle files