diff --git a/src/container/Calendar.react.js b/src/container/Calendar.react.js
index 6018cfc..4c4f79f 100644
--- a/src/container/Calendar.react.js
+++ b/src/container/Calendar.react.js
@@ -60,6 +60,7 @@ type Props = {
   daySelectedView?: View.propTypes.style,
   dayText?: Text.propTypes.style,
   dayTodayText?: Text.propTypes.style,
+  daysArray?: Array,
   daySelectedText?: Text.propTypes.style,
   dayDisabledText?: Text.propTypes.style,
   // Styling properties for selecting the month.
@@ -212,6 +213,7 @@ export default class Calendar extends Component {
               daySelectedView={this.props.daySelectedView}
               dayText={this.props.dayText}
               dayTodayText={this.props.dayTodayText}
+              daysArray={this.props.daysArray}
               daySelectedText={this.props.daySelectedText}
               dayDisabledText={this.props.dayDisabledText}
               /> :
diff --git a/src/pure/DaySelector.react.js b/src/pure/DaySelector.react.js
index 974aa98..c17cefc 100644
--- a/src/pure/DaySelector.react.js
+++ b/src/pure/DaySelector.react.js
@@ -36,6 +36,7 @@ type Props = {
   dayView?: View.propTypes.style,
   daySelectedView?: View.propTypes.style,
   dayText?: Text.propTypes.style,
+  daysArray?: Array,
   dayTodayText?: Text.propTypes.style,
   daySelectedText?: Text.propTypes.style,
   dayDisabledText?: Text.propTypes.style,
@@ -183,8 +184,8 @@ export default class DaySelector extends Component {
     return (
       <View>
         <View style={[styles.headerView, this.props.dayHeaderView]}>
-          {_.map(Moment.weekdaysShort(true), (day) =>
-            <Text key={day} style={[styles.headerText, this.props.dayHeaderText]}>
+          {_.map(this.props.daysArray || Moment.weekdaysShort(true), (day, i) =>
+            <Text key={day + i} style={[styles.headerText, this.props.dayHeaderText]}>
               {day}
             </Text>
           )}