diff --git a/.idea/dictionaries/naresh.xml b/.idea/dictionaries/naresh.xml
index 4547fe3..7acda35 100644
--- a/.idea/dictionaries/naresh.xml
+++ b/.idea/dictionaries/naresh.xml
@@ -1,8 +1,10 @@
 <component name="ProjectDictionaryState">
   <dictionary name="naresh">
     <words>
+      <w>eiweblog</w>
       <w>elektro</w>
       <w>hsdsans</w>
+      <w>nareshkumarrao</w>
       <w>weblog</w>
     </words>
   </dictionary>
diff --git a/app/build.gradle b/app/build.gradle
index 10c20b8..80de0e8 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -11,8 +11,8 @@ android {
         applicationId "com.nareshkumarrao.eiweblog"
         minSdkVersion 16
         targetSdkVersion 30
-        versionCode 8
-        versionName "0.10.4"
+        versionCode 9
+        versionName "0.10.5"
 
         testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
     }
diff --git a/app/release/app-release.apk b/app/release/app-release.apk
index e5b0de3..9700d46 100644
Binary files a/app/release/app-release.apk and b/app/release/app-release.apk differ
diff --git a/app/release/output-metadata.json b/app/release/output-metadata.json
index 44af4c6..ff4cfdc 100644
--- a/app/release/output-metadata.json
+++ b/app/release/output-metadata.json
@@ -10,8 +10,8 @@
     {
       "type": "SINGLE",
       "filters": [],
-      "versionCode": 8,
-      "versionName": "0.10.4",
+      "versionCode": 9,
+      "versionName": "0.10.5",
       "outputFile": "app-release.apk"
     }
   ]
diff --git a/app/src/main/java/com/nareshkumarrao/eiweblog/MainActivity.kt b/app/src/main/java/com/nareshkumarrao/eiweblog/MainActivity.kt
index 585dc79..7d38aa8 100644
--- a/app/src/main/java/com/nareshkumarrao/eiweblog/MainActivity.kt
+++ b/app/src/main/java/com/nareshkumarrao/eiweblog/MainActivity.kt
@@ -11,6 +11,7 @@ import androidx.appcompat.app.AlertDialog
 import androidx.appcompat.app.AppCompatActivity
 import androidx.appcompat.widget.Toolbar
 import androidx.viewpager.widget.ViewPager
+import androidx.work.ExistingPeriodicWorkPolicy
 import androidx.work.PeriodicWorkRequestBuilder
 import androidx.work.WorkManager
 import androidx.work.WorkRequest
@@ -37,15 +38,15 @@ class MainActivity : AppCompatActivity() {
         Utilities.createNotificationChannel(this)
         HISUtility.createNotificationChannel(this)
 
-        val updateWeblogWorkerRequest: WorkRequest =
+        val updateWeblogWorkerRequest =
                 PeriodicWorkRequestBuilder<UpdateWeblogWorker>(1, TimeUnit.HOURS)
                         .build()
-        val updateGradesWorkerRequest: WorkRequest =
+        val updateGradesWorkerRequest =
                 PeriodicWorkRequestBuilder<UpdateGradesWorker>(3, TimeUnit.HOURS)
                         .build()
 
-        WorkManager.getInstance(this).enqueue(updateWeblogWorkerRequest)
-        WorkManager.getInstance(this).enqueue(updateGradesWorkerRequest)
+        WorkManager.getInstance(this).enqueueUniquePeriodicWork("weblog", ExistingPeriodicWorkPolicy.REPLACE, updateWeblogWorkerRequest)
+        WorkManager.getInstance(this).enqueueUniquePeriodicWork("grades", ExistingPeriodicWorkPolicy.REPLACE, updateGradesWorkerRequest)
 
         Utilities.fetchRepoReleaseInformation(this, ::repoReleaseCallback)
     }
diff --git a/app/src/main/java/com/nareshkumarrao/eiweblog/Utilities.kt b/app/src/main/java/com/nareshkumarrao/eiweblog/Utilities.kt
index e9fea5d..0018091 100644
--- a/app/src/main/java/com/nareshkumarrao/eiweblog/Utilities.kt
+++ b/app/src/main/java/com/nareshkumarrao/eiweblog/Utilities.kt
@@ -167,6 +167,7 @@ internal object Utilities {
             }
             val notificationManager: NotificationManager = context?.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
             notificationManager.createNotificationChannel(channel)
+            notificationManager.deleteNotificationChannel("com.nareshkumarrao.eiweblog.update")
         }
     }