diff --git a/.idea/compiler.xml b/.idea/compiler.xml
new file mode 100644
index 00000000..61a9130c
--- /dev/null
+++ b/.idea/compiler.xml
@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="CompilerConfiguration">
+    <bytecodeTargetLevel target="1.8" />
+  </component>
+</project>
\ No newline at end of file
diff --git a/.idea/gradle.xml b/.idea/gradle.xml
index 1e920cb0..08f79fea 100644
--- a/.idea/gradle.xml
+++ b/.idea/gradle.xml
@@ -15,6 +15,7 @@
           </set>
         </option>
         <option name="resolveModulePerSourceSet" value="false" />
+        <option name="useQualifiedModuleNames" value="true" />
       </GradleProjectSettings>
     </option>
   </component>
diff --git a/.idea/misc.xml b/.idea/misc.xml
index 703e5d4b..33782299 100644
--- a/.idea/misc.xml
+++ b/.idea/misc.xml
@@ -5,7 +5,7 @@
       <configuration PROFILE_NAME="Debug" CONFIG_NAME="Debug" />
     </configurations>
   </component>
-  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" project-jdk-name="1.8" project-jdk-type="JavaSDK">
+  <component name="ProjectRootManager" version="2" languageLevel="JDK_1_8" default="true" project-jdk-name="1.8" project-jdk-type="JavaSDK">
     <output url="file://$PROJECT_DIR$/build/classes" />
   </component>
   <component name="ProjectType">
diff --git a/build.gradle b/build.gradle
index ad5456cb..0344cc20 100644
--- a/build.gradle
+++ b/build.gradle
@@ -4,20 +4,21 @@ buildscript {
     ext {
         android_gradle_ver = '4.0.1'
 
-        compile_sdk_ver = 29
-        build_tools_ver = '29.0.3'
+        compile_sdk_ver = 30
+        build_tools_ver = '30.0.2'
 
         min_sdk_ver     = 19
-        compile_sdk_ver = 29
+        compile_sdk_ver = 30
 
         kotlin_ver     = '1.3.72'
+        coroutines_ver = '1.3.8'
         ktx_core_ver   = '1.3.1'
         ktlint_ver     = '0.37.2'
         constr_ver     = '2.0.0-rc1'
         annot_ver      = '1.1.0'
         retrofit_ver   = '2.9.0'
         moshi_ver      = '1.9.3' // '1.10.0-SNAPSHOT'
-        okhttp_ver     = '4.8.0'
+        okhttp_ver     = '4.8.1'
         oauth2_ver     = '1.2.1'
         mdc_ver        = '1.2.0'
         epoxy_ver      = '3.11.0'
diff --git a/sampleapp/build.gradle b/sampleapp/build.gradle
index dd2a90b6..ebc9cb66 100644
--- a/sampleapp/build.gradle
+++ b/sampleapp/build.gradle
@@ -50,6 +50,7 @@ dependencies {
     implementation fileTree(dir: 'libs', include: ['*.jar'])
 
     implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8:$kotlin_ver"
+    implementation "org.jetbrains.kotlinx:kotlinx-coroutines-android:$coroutines_ver"
     implementation "androidx.constraintlayout:constraintlayout:$constr_ver"
 
     implementation project(":lib")
@@ -60,7 +61,7 @@ dependencies {
     implementation "com.google.android.material:material:$mdc_ver"
 
     implementation "androidx.core:core-ktx:$ktx_core_ver"
-    implementation 'androidx.appcompat:appcompat:1.1.0'
+    implementation 'androidx.appcompat:appcompat:1.2.0'
     implementation 'androidx.coordinatorlayout:coordinatorlayout:1.1.0'
     implementation 'androidx.browser:browser:1.2.0'
 
@@ -74,7 +75,7 @@ dependencies {
     androidTestImplementation "androidx.test.espresso:espresso-core:3.2.0"
 
     androidTestImplementation "androidx.core:core:$ktx_core_ver"
-    androidTestImplementation "androidx.appcompat:appcompat:1.1.0"
+    androidTestImplementation "androidx.appcompat:appcompat:1.2.0"
 
     androidTestImplementation "com.github.KirkBushman:Android-Reddit-OAuth2:$oauth2_ver"
 }
diff --git a/sampleapp/src/main/java/com/kirkbushman/sampleapp/activities/WikiPageActivity.kt b/sampleapp/src/main/java/com/kirkbushman/sampleapp/activities/WikiPageActivity.kt
index fd5d63b9..6f730515 100644
--- a/sampleapp/src/main/java/com/kirkbushman/sampleapp/activities/WikiPageActivity.kt
+++ b/sampleapp/src/main/java/com/kirkbushman/sampleapp/activities/WikiPageActivity.kt
@@ -95,7 +95,7 @@ class WikiPageActivity : BaseActivity() {
             doAsync(
                 doWork = {
 
-                    wikiPage = client?.wikisClient?.wikiPage(subreddit, page)
+                    wikiPage = client?.wikisClient?.wikiPage(subreddit!!, page!!)
                 },
                 onPost = {
 
diff --git a/sampleapp/src/main/java/com/kirkbushman/sampleapp/util/doAsync.kt b/sampleapp/src/main/java/com/kirkbushman/sampleapp/util/doAsync.kt
index c62119fd..09537bd3 100644
--- a/sampleapp/src/main/java/com/kirkbushman/sampleapp/util/doAsync.kt
+++ b/sampleapp/src/main/java/com/kirkbushman/sampleapp/util/doAsync.kt
@@ -1,18 +1,40 @@
 package com.kirkbushman.sampleapp.util
 
-import android.os.AsyncTask
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.Job
+import kotlinx.coroutines.launch
+import kotlinx.coroutines.withContext
+import kotlin.coroutines.CoroutineContext
+
+class doAsync(
+
+    private val doWork: () -> Unit,
+    private val onPre: (() -> Unit)? = null,
+    private val onPost: (() -> Unit)? = null
+) : CoroutineScope {
+
+    private val job = Job()
+    override val coroutineContext: CoroutineContext
+        get() = Dispatchers.Main + job
 
-class doAsync(private val doWork: () -> Unit, private val onPost: (() -> Unit)? = null) : AsyncTask<Void, Void, Void>() {
     init {
         execute()
     }
 
-    override fun doInBackground(vararg params: Void?): Void? {
-        doWork()
-        return null
+    fun cancel() {
+        job.cancel()
     }
 
-    override fun onPostExecute(result: Void?) {
+    private fun execute() = launch {
+
+        onPre?.invoke()
+        doInBackground()
         onPost?.invoke()
     }
+
+    private suspend fun doInBackground() = withContext(Dispatchers.IO) {
+
+        doWork.invoke()
+    }
 }