diff --git a/Sources/HTMLRange.h b/Sources/HTMLRange.h
index 1f1302a..b3b7870 100644
--- a/Sources/HTMLRange.h
+++ b/Sources/HTMLRange.h
@@ -61,6 +61,11 @@ typedef NS_ENUM(unsigned short, HTMLRangeComparisonMethod)
  */
 @property (nonatomic, readonly, weak) HTMLNode *commonAncestorContainer;
 
+/**
+ @abstract A range is always associated with a HTML Document. Use `initWithDocument:` initializer instead.
+ */
+- (instancetype)init NS_UNAVAILABLE;
+
 /**
  Initializes a new range instance for the given document.