diff --git a/library/src/main/java/com/github/sundeepk/compactcalendarview/AnimationHandler.java b/library/src/main/java/com/github/sundeepk/compactcalendarview/AnimationHandler.java
index cda5a1e0..6e0a59bd 100644
--- a/library/src/main/java/com/github/sundeepk/compactcalendarview/AnimationHandler.java
+++ b/library/src/main/java/com/github/sundeepk/compactcalendarview/AnimationHandler.java
@@ -10,8 +10,11 @@
 
 class AnimationHandler {
 
-    private static final int HEIGHT_ANIM_DURATION_MILLIS = 650;
-    private static final int INDICATOR_ANIM_DURATION_MILLIS = 600;
+    private static final int DEFAULT_HEIGHT_ANIM_DURATION_MILLIS = 650;
+    private static final int DEFAULT_INDICATOR_ANIM_DURATION_MILLIS = 600;
+
+    private int heightAnimDurationMillis = DEFAULT_HEIGHT_ANIM_DURATION_MILLIS;
+    private int indicatorAnimDurationMillis = DEFAULT_INDICATOR_ANIM_DURATION_MILLIS;
     private boolean isAnimating = false;
     private CompactCalendarController compactCalendarController;
     private CompactCalendarView compactCalendarView;
@@ -20,19 +23,33 @@ class AnimationHandler {
     AnimationHandler(CompactCalendarController compactCalendarController, CompactCalendarView compactCalendarView) {
         this.compactCalendarController = compactCalendarController;
         this.compactCalendarView = compactCalendarView;
+        if (compactCalendarController.getHeightAnimDurationMillis() > -1) {
+            heightAnimDurationMillis = compactCalendarController.getHeightAnimDurationMillis();
+        }
+        if (compactCalendarController.getIndicatorAnimDurationMillis() > -1) {
+            indicatorAnimDurationMillis = compactCalendarController.getIndicatorAnimDurationMillis();
+        }
     }
 
     void setCompactCalendarAnimationListener(CompactCalendarView.CompactCalendarAnimationListener compactCalendarAnimationListener){
         this.compactCalendarAnimationListener = compactCalendarAnimationListener;
     }
 
+    void setHeightAnimDuration(int durationMillis) {
+        this.heightAnimDurationMillis = durationMillis;
+    }
+
+    void setIndicatorAnimDuration(int durationMillis) {
+        this.indicatorAnimDurationMillis = durationMillis;
+    }
+
     void openCalendar() {
         if (isAnimating) {
             return;
         }
         isAnimating = true;
         Animation heightAnim = getCollapsingAnimation(true);
-        heightAnim.setDuration(HEIGHT_ANIM_DURATION_MILLIS);
+        heightAnim.setDuration(heightAnimDurationMillis);
         heightAnim.setInterpolator(new AccelerateDecelerateInterpolator());
         compactCalendarController.setAnimationStatus(CompactCalendarController.EXPAND_COLLAPSE_CALENDAR);
         setUpAnimationLisForOpen(heightAnim);
@@ -47,7 +64,7 @@ void closeCalendar() {
         }
         isAnimating = true;
         Animation heightAnim = getCollapsingAnimation(false);
-        heightAnim.setDuration(HEIGHT_ANIM_DURATION_MILLIS);
+        heightAnim.setDuration(heightAnimDurationMillis);
         heightAnim.setInterpolator(new AccelerateDecelerateInterpolator());
         setUpAnimationLisForClose(heightAnim);
         compactCalendarController.setAnimationStatus(CompactCalendarController.EXPAND_COLLAPSE_CALENDAR);
@@ -139,7 +156,7 @@ public void onAnimationEnd(Animator animation) {
     @NonNull
     private Animation getExposeCollapsingAnimation(final boolean isCollapsing) {
         Animation heightAnim = getCollapsingAnimation(isCollapsing);
-        heightAnim.setDuration(HEIGHT_ANIM_DURATION_MILLIS);
+        heightAnim.setDuration(heightAnimDurationMillis);
         heightAnim.setInterpolator(new AccelerateDecelerateInterpolator());
         return heightAnim;
     }
@@ -152,7 +169,7 @@ private Animation getCollapsingAnimation(boolean isCollapsing) {
     @NonNull
     private Animator getIndicatorAnimator(float from, float to) {
         ValueAnimator animIndicator = ValueAnimator.ofFloat(from, to);
-        animIndicator.setDuration(INDICATOR_ANIM_DURATION_MILLIS);
+        animIndicator.setDuration(indicatorAnimDurationMillis);
         animIndicator.setInterpolator(new OvershootInterpolator());
         animIndicator.addUpdateListener(new ValueAnimator.AnimatorUpdateListener() {
             @Override
diff --git a/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarController.java b/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarController.java
index af565937..fccdbc3b 100755
--- a/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarController.java
+++ b/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarController.java
@@ -70,6 +70,8 @@ class CompactCalendarController {
     private float growfactorIndicator;
     private float distanceX;
     private long lastAutoScrollFromFling;
+    private int heightAnimDurationMillis;
+    private int indicatorAnimDurationMillis;
 
     private boolean useThreeLetterAbbreviation = false;
     private boolean isSmoothScrolling;
@@ -160,6 +162,8 @@ private void loadAttributes(AttributeSet attrs, Context context) {
                 currentSelectedDayIndicatorStyle = typedArray.getInt(R.styleable.CompactCalendarView_compactCalendarCurrentSelectedDayIndicatorStyle, FILL_LARGE_INDICATOR);
                 displayOtherMonthDays = typedArray.getBoolean(R.styleable.CompactCalendarView_compactCalendarDisplayOtherMonthDays, displayOtherMonthDays);
                 shouldSelectFirstDayOfMonthOnScroll = typedArray.getBoolean(R.styleable.CompactCalendarView_compactCalendarShouldSelectFirstDayOfMonthOnScroll, shouldSelectFirstDayOfMonthOnScroll);
+                heightAnimDurationMillis = typedArray.getInteger(R.styleable.CompactCalendarView_compactCalendarHeightAnimDuration, -1);
+                indicatorAnimDurationMillis = typedArray.getInteger(R.styleable.CompactCalendarView_compactCalendarIndicatorAnimDuration, -1);
             } finally {
                 typedArray.recycle();
             }
@@ -293,6 +297,14 @@ int getTargetHeight() {
         return targetHeight;
     }
 
+    int getHeightAnimDurationMillis() {
+        return heightAnimDurationMillis;
+    }
+
+    int getIndicatorAnimDurationMillis() {
+        return indicatorAnimDurationMillis;
+    }
+
     int getWidth(){
         return width;
     }
diff --git a/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarView.java b/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarView.java
index 904c5bcd..c7c6a2f7 100755
--- a/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarView.java
+++ b/library/src/main/java/com/github/sundeepk/compactcalendarview/CompactCalendarView.java
@@ -103,6 +103,14 @@ public void setAnimationListener(CompactCalendarAnimationListener compactCalenda
         animationHandler.setCompactCalendarAnimationListener(compactCalendarAnimationListener);
     }
 
+    public void setHeightAnimDuration(int durationMillis) {
+        animationHandler.setHeightAnimDuration(durationMillis);
+    }
+
+    public void setIndicatorAnimDuration(int durationMillis) {
+        animationHandler.setIndicatorAnimDuration(durationMillis);
+    }
+
     /*
     Use a custom locale for compact calendar and reinitialise the view.
      */
diff --git a/library/src/main/res/values/attrs.xml b/library/src/main/res/values/attrs.xml
index be80746e..63366d3b 100644
--- a/library/src/main/res/values/attrs.xml
+++ b/library/src/main/res/values/attrs.xml
@@ -29,5 +29,7 @@
         <attr name="compactCalendarDisplayOtherMonthDays" format="boolean"/>
         <attr name="compactCalendarShouldSelectFirstDayOfMonthOnScroll" format="boolean"/>
         <attr name="compactCalendarOtherMonthDaysTextColor" format="color"/>
+        <attr name="compactCalendarHeightAnimDuration" format="integer"/>
+        <attr name="compactCalendarIndicatorAnimDuration" format="integer"/>
     </declare-styleable>
 </resources>
diff --git a/sample/src/main/java/sundeepk/github/com/sample/CompactCalendarTab.java b/sample/src/main/java/sundeepk/github/com/sample/CompactCalendarTab.java
index 7d1b44a1..b2f76d71 100644
--- a/sample/src/main/java/sundeepk/github/com/sample/CompactCalendarTab.java
+++ b/sample/src/main/java/sundeepk/github/com/sample/CompactCalendarTab.java
@@ -86,6 +86,9 @@ public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container,
         // show Sunday as first day of month
         // compactCalendarView.setShouldShowMondayAsFirstDay(false);
 
+        // set animation duration
+        // compactCalendarView.setHeightAnimDuration(300);
+
         //set initial title
         toolbar = ((AppCompatActivity) getActivity()).getSupportActionBar();
         toolbar.setTitle(dateFormatForMonth.format(compactCalendarView.getFirstDayOfCurrentMonth()));
diff --git a/sample/src/main/res/layout/main_tab.xml b/sample/src/main/res/layout/main_tab.xml
index 0ea6a7dd..72d4b327 100644
--- a/sample/src/main/res/layout/main_tab.xml
+++ b/sample/src/main/res/layout/main_tab.xml
@@ -22,6 +22,8 @@
         app:compactCalendarEventIndicatorStyle="small_indicator"
         app:compactCalendarOtherMonthDaysTextColor="#534c4c"
         app:compactCalendarShouldSelectFirstDayOfMonthOnScroll="true"
+        app:compactCalendarHeightAnimDuration="300"
+        app:compactCalendarIndicatorAnimDuration="300"
         />
 
     <Button