diff --git a/library/src/se/emilsjolander/stickylistheaders/ExpandableStickyListHeadersListView.java b/library/src/se/emilsjolander/stickylistheaders/ExpandableStickyListHeadersListView.java
index 2bac7357..3d509aa7 100644
--- a/library/src/se/emilsjolander/stickylistheaders/ExpandableStickyListHeadersListView.java
+++ b/library/src/se/emilsjolander/stickylistheaders/ExpandableStickyListHeadersListView.java
@@ -135,7 +135,7 @@ private void animateView(final View target, final int type) {
 
     @Override
     public Parcelable onSaveInstanceState() {
-        return new SavedState(super.onSaveInstanceState(), mExpandableStickyListHeadersAdapter.mCollapseHeaderIds);
+        return new SavedState(super.onSaveInstanceState(), mExpandableStickyListHeadersAdapter.getCollapseHeaderIds());
     }
 
     @Override
@@ -143,7 +143,7 @@ public void onRestoreInstanceState(Parcelable state) {
         SavedState ss = (SavedState) state;
         super.onRestoreInstanceState(ss.getSuperState());
         if (mExpandableStickyListHeadersAdapter != null) {
-            mExpandableStickyListHeadersAdapter.mCollapseHeaderIds = ss.collapsedHeaderIds;
+            mExpandableStickyListHeadersAdapter.setCollapseHeaderIds(ss.collapsedHeaderIds);
         }
     }