diff --git a/app/build.gradle b/app/build.gradle
index dee3a23fe..4e9d84ddd 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -253,7 +253,6 @@ dependencies {
     implementation Deps.rxKotlin
     implementation Deps.anko_commons
     implementation Deps.anko_sdk
-    implementation Deps.anko_appcompat
     implementation Deps.anko_constraintlayout
 
     implementation Deps.sentry
diff --git a/app/src/main/java/org/mozilla/fenix/settings/SitePermissionsFragment.kt b/app/src/main/java/org/mozilla/fenix/settings/SitePermissionsFragment.kt
index dcc6bc1a2..f87c1d94f 100644
--- a/app/src/main/java/org/mozilla/fenix/settings/SitePermissionsFragment.kt
+++ b/app/src/main/java/org/mozilla/fenix/settings/SitePermissionsFragment.kt
@@ -5,12 +5,12 @@
 package org.mozilla.fenix.settings
 
 import android.os.Bundle
+import android.preference.PreferenceManager
 import androidx.appcompat.app.AppCompatActivity
 import androidx.navigation.Navigation
 import androidx.preference.Preference
 import androidx.preference.Preference.OnPreferenceClickListener
 import androidx.preference.PreferenceFragmentCompat
-import org.jetbrains.anko.support.v4.defaultSharedPreferences
 import org.mozilla.fenix.R
 import org.mozilla.fenix.settings.SitePermissionsManagePhoneFeature.PhoneFeature
 import org.mozilla.fenix.settings.SitePermissionsManagePhoneFeature.PhoneFeature.NOTIFICATION
@@ -79,7 +79,8 @@ class SitePermissionsFragment : PreferenceFragmentCompat() {
 
         categoryPhoneFeatures = requireNotNull(findPreference(keyCategoryPhoneFeatures))
 
-        val isCategoryActivate = defaultSharedPreferences.getBoolean(radioCustomSettings.key, false)
+        val isCategoryActivate = PreferenceManager.getDefaultSharedPreferences(requireContext())
+            .getBoolean(radioCustomSettings.key, false)
         if (isCategoryActivate) {
             categoryPhoneFeatures.isVisible = true
         }
diff --git a/buildSrc/src/main/java/Dependencies.kt b/buildSrc/src/main/java/Dependencies.kt
index 298cf1ee6..e0b9f82ec 100644
--- a/buildSrc/src/main/java/Dependencies.kt
+++ b/buildSrc/src/main/java/Dependencies.kt
@@ -54,7 +54,6 @@ object Deps {
 
     const val anko_commons = "org.jetbrains.anko:anko-commons:${Versions.anko}"
     const val anko_sdk = "org.jetbrains.anko:anko-sdk25:${Versions.anko}"
-    const val anko_appcompat = "org.jetbrains.anko:anko-appcompat-v7:${Versions.anko}"
     const val anko_constraintlayout = "org.jetbrains.anko:anko-constraint-layout:${Versions.anko}"
 
     const val mozilla_concept_engine = "org.mozilla.components:concept-engine:${Versions.mozilla_android_components}"