--- csslint.js	2018-05-01 20:57:31.397952989 +0530
+++ csslint-new.js	2018-05-01 20:55:08.317954000 +0530
@@ -3581,6 +3581,7 @@
 
     //J
     "justify-content"               : "flex-start | flex-end | center | space-between | space-around",
+    "justify-items"                 : "flex-start | flex-end | center | space-between | space-around",
     "-webkit-justify-content"       : "flex-start | flex-end | center | space-between | space-around",
 
     //K
@@ -10856,4 +10857,4 @@
 });
 
 return CSSLint;
-})();
+})();
\ No newline at end of file