diff --git a/library/src/main/java/com/prolificinteractive/materialcalendarview/MaterialCalendarView.java b/library/src/main/java/com/prolificinteractive/materialcalendarview/MaterialCalendarView.java
index 623b4a69..f0de12a1 100644
--- a/library/src/main/java/com/prolificinteractive/materialcalendarview/MaterialCalendarView.java
+++ b/library/src/main/java/com/prolificinteractive/materialcalendarview/MaterialCalendarView.java
@@ -27,6 +27,7 @@
 import android.widget.ImageView;
 import android.widget.LinearLayout;
 import android.widget.TextView;
+import com.jakewharton.threetenabp.AndroidThreeTen;
 import com.prolificinteractive.materialcalendarview.format.ArrayWeekDayFormatter;
 import com.prolificinteractive.materialcalendarview.format.DayFormatter;
 import com.prolificinteractive.materialcalendarview.format.MonthArrayTitleFormatter;
@@ -249,6 +250,10 @@ public MaterialCalendarView(Context context) {
   public MaterialCalendarView(Context context, AttributeSet attrs) {
     super(context, attrs);
 
+    if (isInEditMode()) {
+      AndroidThreeTen.init(context);
+    }
+
     if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.KITKAT) {
       //If we're on good Android versions, turn off clipping for cool effects
       setClipToPadding(false);
@@ -430,6 +435,10 @@ private void setupChildren() {
   }
 
   private void updateUi() {
+    if (isInEditMode()) {
+      titleChanger.setPreviousMonth(currentMonth);
+    }
+
     titleChanger.change(currentMonth);
     enableView(buttonPast, canGoBack());
     enableView(buttonFuture, canGoForward());