diff --git a/SVSegmentedControl/SVSegmentedControl.h b/SVSegmentedControl/SVSegmentedControl.h
index 2c6bf10..29c1fd4 100644
--- a/SVSegmentedControl/SVSegmentedControl.h
+++ b/SVSegmentedControl/SVSegmentedControl.h
@@ -21,7 +21,7 @@
 @property (nonatomic, copy) NSArray *sectionImages;
 
 @property (nonatomic, strong, readonly) SVSegmentedThumb *thumb;
-@property (nonatomic, readonly) NSUInteger selectedSegmentIndex; // default is 0
+@property (nonatomic, readwrite) NSUInteger selectedSegmentIndex; // default is 0
 @property (nonatomic, readwrite) BOOL animateToInitialSelection; // default is NO
 @property (nonatomic, readwrite) BOOL crossFadeLabelsOnDrag; // default is NO
 
diff --git a/SVSegmentedControl/SVSegmentedControl.m b/SVSegmentedControl/SVSegmentedControl.m
index 4437107..28a1066 100644
--- a/SVSegmentedControl/SVSegmentedControl.m
+++ b/SVSegmentedControl/SVSegmentedControl.m
@@ -42,7 +42,6 @@ - (void)setupAccessibility;
 @property (nonatomic, strong) NSMutableArray *thumbRects;
 @property (nonatomic, strong) NSMutableArray *accessibilityElements;
 
-@property (nonatomic, readwrite) NSUInteger selectedSegmentIndex;
 @property (nonatomic, readwrite) NSUInteger snapToIndex;
 @property (nonatomic, readwrite) BOOL trackingThumb;
 @property (nonatomic, readwrite) BOOL moved;