diff --git a/src/modal-datetimepicker.ios.ts b/src/modal-datetimepicker.ios.ts
index f71efcc..05eab5c 100644
--- a/src/modal-datetimepicker.ios.ts
+++ b/src/modal-datetimepicker.ios.ts
@@ -281,7 +281,7 @@ export class ModalDatetimepicker {
             );
 
             titleLabel.transform = CGAffineTransformMakeScale(0.8, 0.8);
-            titleLabel.adjustsFontForContentSizeCategory = true;
+            titleLabel.respondsToSelector("adjustsFontForContentSizeCategory") ? titleLabel.adjustsFontForContentSizeCategory = true : null;
             titleLabel.adjustsFontSizeToFitWidth = true;
             titleLabel.layer.masksToBounds = false;
             titleLabel.alpha = 0;