diff --git a/app/build.gradle b/app/build.gradle
index d01996f3c..a2a09d4c8 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -58,14 +58,13 @@ androidExtensions {
 dependencies {
 	implementation fileTree(dir: 'libs', include: ['*.jar', '*.aar'])
 	implementation "org.jetbrains.kotlin:kotlin-stdlib:$kotlin_version"
-	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.6'
-	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.6'
+	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-core:1.3.7'
+	implementation 'org.jetbrains.kotlinx:kotlinx-coroutines-android:1.3.7'
 
-	implementation 'androidx.core:core-ktx:1.4.0-alpha01'
-	implementation 'androidx.appcompat:appcompat:1.3.0-alpha01'
-	implementation 'androidx.activity:activity-ktx:1.2.0-alpha05'
-	implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha05'
-	implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.0-alpha03'
+	implementation 'androidx.core:core-ktx:1.5.0-alpha01'
+	implementation 'androidx.activity:activity-ktx:1.2.0-alpha06'
+	implementation 'androidx.fragment:fragment-ktx:1.3.0-alpha06'
+	implementation 'androidx.lifecycle:lifecycle-runtime-ktx:2.3.0-alpha04'
 	implementation 'androidx.constraintlayout:constraintlayout:2.0.0-beta6'
 	implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0-rc01'
 	implementation 'androidx.recyclerview:recyclerview:1.2.0-alpha03'
diff --git a/app/src/main/java/org/koitharu/kotatsu/ui/download/DownloadService.kt b/app/src/main/java/org/koitharu/kotatsu/ui/download/DownloadService.kt
index 9d9ccb9e8..e883007a4 100644
--- a/app/src/main/java/org/koitharu/kotatsu/ui/download/DownloadService.kt
+++ b/app/src/main/java/org/koitharu/kotatsu/ui/download/DownloadService.kt
@@ -120,15 +120,13 @@ class DownloadService : BaseService() {
 								pageIndex,
 								MimeTypeMap.getFileExtensionFromUrl(url)
 							)
-							withContext(Dispatchers.Main) {
-								notification.setProgress(
-									chapters.size,
-									pages.size,
-									chapterIndex,
-									pageIndex
-								)
-								notification.update()
-							}
+							notification.setProgress(
+								chapters.size,
+								pages.size,
+								chapterIndex,
+								pageIndex
+							)
+							notification.update()
 						}
 					}
 				}
diff --git a/build.gradle b/build.gradle
index 08e69a267..d50d7c777 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ buildscript {
 		jcenter()
 	}
 	dependencies {
-		classpath 'com.android.tools.build:gradle:4.1.0-alpha10'
+		classpath 'com.android.tools.build:gradle:4.2.0-alpha01'
 		classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
 
 		// NOTE: Do not place your application dependencies here; they belong
diff --git a/gradle/wrapper/gradle-wrapper.properties b/gradle/wrapper/gradle-wrapper.properties
index 8a314251c..a559abbb4 100644
--- a/gradle/wrapper/gradle-wrapper.properties
+++ b/gradle/wrapper/gradle-wrapper.properties
@@ -1,6 +1,6 @@
-#Sat May 30 09:45:56 EEST 2020
+#Sat Jun 13 15:51:48 EEST 2020
 distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-milestone-1-all.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-6.5-all.zip