diff --git a/src/languages/livescript.js b/src/languages/livescript.js
index c8e9f81301..6d5f4abf15 100644
--- a/src/languages/livescript.js
+++ b/src/languages/livescript.js
@@ -115,7 +115,7 @@ export default function(hljs) {
         {
           // regex can't start with space to parse x / 2 / 3 as two divisions
           // regex can't start with *, and it supports an "illegal" in the main mode
-          begin: /\/(?![ *])(\\\/|.)*?\/[gim]*(?=\W)/
+          begin: /\/(?![ *])(\\.|[^\\\n])*?\/[gim]*(?=\W)/
         }
       ]
     },