diff --git a/pmd-javascript/etc/grammar/es5.jj b/pmd-javascript/etc/grammar/es5.jj
index a2e558c5d3..688692d61d 100644
--- a/pmd-javascript/etc/grammar/es5.jj
+++ b/pmd-javascript/etc/grammar/es5.jj
@@ -200,7 +200,16 @@ TOKEN :
       | "'"
         <SINGLE_STRING_LITERAL_BODY>
         "'"
+      | "`"
+        <BACKTICK_STRING_LITERAL_BODY>
+        "`"
   > : NOREGEXP
+|
+  < #BACKTICK_STRING_LITERAL_BODY:(   
+          ("\\" ~[] )
+        | (~["`", "\\"])
+        )*
+  >
 |
   < #SINGLE_STRING_LITERAL_BODY:(   
           ( "\\" ~[ "\r" , "\n" , "\u2028" , "\u2029"] )