diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt b/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
index 7965d17a..c0c1f096 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/MainActivity.kt
@@ -15,6 +15,8 @@ import android.view.Gravity
 import android.view.View
 import android.widget.Toast
 import androidx.appcompat.app.AppCompatActivity
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.core.graphics.ColorUtils
 import androidx.core.view.isVisible
 import androidx.navigation.NavOptions
@@ -829,7 +831,12 @@ class MainActivity : AppCompatActivity(), CoroutineScope {
         d(TAG, "Activity resumed")
         val filter = IntentFilter()
         filter.addAction(Intent.ACTION_MAIN)
-        registerReceiver(intentReceiver, filter)
+        ActivityCompat.registerReceiver(
+            this,
+            intentReceiver,
+            filter,
+            ContextCompat.RECEIVER_EXPORTED,
+        )
         EventBus.getDefault().register(this)
         super.onResume()
     }
diff --git a/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt b/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt
index 2e037526..fb50b3e9 100644
--- a/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt
+++ b/app/src/main/java/pl/szczodrzynski/edziennik/ui/timetable/TimetableFragment.kt
@@ -14,6 +14,8 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
+import androidx.core.app.ActivityCompat
+import androidx.core.content.ContextCompat
 import androidx.fragment.app.Fragment
 import androidx.viewpager.widget.ViewPager
 import com.google.android.material.datepicker.MaterialDatePicker
@@ -90,8 +92,18 @@ class TimetableFragment : Fragment(), CoroutineScope {
     }
     override fun onResume() {
         super.onResume()
-        activity.registerReceiver(broadcastReceiver, IntentFilter(ACTION_SCROLL_TO_DATE))
-        activity.registerReceiver(broadcastReceiver, IntentFilter(ACTION_RELOAD_PAGES))
+        ActivityCompat.registerReceiver(
+            activity,
+            broadcastReceiver,
+            IntentFilter(ACTION_SCROLL_TO_DATE),
+            ContextCompat.RECEIVER_EXPORTED
+        )
+        ActivityCompat.registerReceiver(
+            activity,
+            broadcastReceiver,
+            IntentFilter(ACTION_RELOAD_PAGES),
+            ContextCompat.RECEIVER_EXPORTED
+        )
     }
     override fun onPause() {
         super.onPause()