diff --git a/json_util.h b/json_util.h
index 30fe2ab..b3f53b6 100644
--- a/json_util.h
+++ b/json_util.h
@@ -16,7 +16,7 @@
 
 #define JSON_FILE_BUF_SIZE 4096
 
-/* utlitiy functions */
+/* utility functions */
 extern struct json_object* json_object_from_file(char *filename);
 extern int json_object_to_file(char *filename, struct json_object *obj);