@@ -14,10 +14,12 @@
  * file.
  */
 
 #import "OFXMLNode.h"
 
+OF_ASSUME_NONNULL_BEGIN
+
 /*!
  * @class OFXMLComment OFXMLComment.h ObjFW/OFXMLComment.h
  *
  * @brief A class for representing XML comments.
  */
@@ -41,5 +43,7 @@
  * @param string The string for the comment
  * @return An initialized OFXMLComment
  */
 - initWithString: (OFString*)string;
 @end
+
+OF_ASSUME_NONNULL_END