diff --git a/app/src/main/kotlin/com/simplemobiletools/clock/activities/SettingsActivity.kt b/app/src/main/kotlin/com/simplemobiletools/clock/activities/SettingsActivity.kt
index 95ea6078..fa528e32 100644
--- a/app/src/main/kotlin/com/simplemobiletools/clock/activities/SettingsActivity.kt
+++ b/app/src/main/kotlin/com/simplemobiletools/clock/activities/SettingsActivity.kt
@@ -24,6 +24,7 @@ class SettingsActivity : SimpleActivity() {
         setupUseEnglish()
         setupAvoidWhatsNew()
         setupPreventPhoneFromSleeping()
+        setupSundayFirst()
         setupShowSeconds()
         setupDisplayOtherTimeZones()
         setupAlarmMaxReminder()
@@ -75,6 +76,14 @@ class SettingsActivity : SimpleActivity() {
         }
     }
 
+    private fun setupSundayFirst() {
+        settings_sunday_first.isChecked = config.isSundayFirst
+        settings_sunday_first_holder.setOnClickListener {
+            settings_sunday_first.toggle()
+            config.isSundayFirst = settings_sunday_first.isChecked
+        }
+    }
+
     private fun setupShowSeconds() {
         settings_show_seconds.isChecked = config.showSeconds
         settings_show_seconds_holder.setOnClickListener {
diff --git a/app/src/main/res/layout/activity_settings.xml b/app/src/main/res/layout/activity_settings.xml
index d92aa903..322ae5a1 100644
--- a/app/src/main/res/layout/activity_settings.xml
+++ b/app/src/main/res/layout/activity_settings.xml
@@ -102,6 +102,29 @@
 
         </RelativeLayout>
 
+        <RelativeLayout
+            android:id="@+id/settings_sunday_first_holder"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="@dimen/medium_margin"
+            android:background="?attr/selectableItemBackground"
+            android:paddingBottom="@dimen/activity_margin"
+            android:paddingLeft="@dimen/normal_margin"
+            android:paddingRight="@dimen/normal_margin"
+            android:paddingTop="@dimen/activity_margin">
+
+            <com.simplemobiletools.commons.views.MySwitchCompat
+                android:id="@+id/settings_sunday_first"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:background="@null"
+                android:clickable="false"
+                android:paddingLeft="@dimen/medium_margin"
+                android:paddingStart="@dimen/medium_margin"
+                android:text="@string/sunday_first"/>
+
+        </RelativeLayout>
+
         <View
             android:id="@+id/clock_tab_divider"
             android:layout_width="match_parent"