diff --git a/js/rhino/org/mozilla/javascript/Parser.java b/js/rhino/org/mozilla/javascript/Parser.java
index c9fa87cfb138..13ddf9d3e9eb 100644
--- a/js/rhino/org/mozilla/javascript/Parser.java
+++ b/js/rhino/org/mozilla/javascript/Parser.java
@@ -688,8 +688,9 @@ class Parser {
             tt = ts.peekTokenSameLine();
             ts.flags &= ~ts.TSF_REGEXP;
 
-            if (tt != ts.EOF && tt != ts.EOL
-                && tt != ts.SEMI && tt != ts.RC) {
+            if (tt != ts.EOF && tt != ts.EOL && tt != ts.SEMI && 
+                tt != ts.RC && !(tt == ts.PRIMARY && ts.getOp() == ts.THIS))         
+            {
                 lineno = ts.getLineno();
                 retExpr = expr(ts, source, false);
                 if (ts.getLineno() == lineno)
diff --git a/js/rhino/org/mozilla/javascript/TokenStream.java b/js/rhino/org/mozilla/javascript/TokenStream.java
index d4345ed1ad8d..11e274b5f6bb 100644
--- a/js/rhino/org/mozilla/javascript/TokenStream.java
+++ b/js/rhino/org/mozilla/javascript/TokenStream.java
@@ -195,7 +195,7 @@ public class TokenStream {
         INC         = 105, // increment/decrement (++ --)
         DEC         = 106,
         DOT         = 107, // member operator (.)
-        PRIMARY     = 108, // true, false, null, this, super
+        PRIMARY     = 108, // true, false, null, this
         FUNCTION    = 109, // function keyword
         EXPORT      = 110, // export keyword
         IMPORT      = 111, // import keyword
diff --git a/js/rhino/src/org/mozilla/javascript/Parser.java b/js/rhino/src/org/mozilla/javascript/Parser.java
index c9fa87cfb138..13ddf9d3e9eb 100644
--- a/js/rhino/src/org/mozilla/javascript/Parser.java
+++ b/js/rhino/src/org/mozilla/javascript/Parser.java
@@ -688,8 +688,9 @@ class Parser {
             tt = ts.peekTokenSameLine();
             ts.flags &= ~ts.TSF_REGEXP;
 
-            if (tt != ts.EOF && tt != ts.EOL
-                && tt != ts.SEMI && tt != ts.RC) {
+            if (tt != ts.EOF && tt != ts.EOL && tt != ts.SEMI && 
+                tt != ts.RC && !(tt == ts.PRIMARY && ts.getOp() == ts.THIS))         
+            {
                 lineno = ts.getLineno();
                 retExpr = expr(ts, source, false);
                 if (ts.getLineno() == lineno)
diff --git a/js/rhino/src/org/mozilla/javascript/TokenStream.java b/js/rhino/src/org/mozilla/javascript/TokenStream.java
index d4345ed1ad8d..11e274b5f6bb 100644
--- a/js/rhino/src/org/mozilla/javascript/TokenStream.java
+++ b/js/rhino/src/org/mozilla/javascript/TokenStream.java
@@ -195,7 +195,7 @@ public class TokenStream {
         INC         = 105, // increment/decrement (++ --)
         DEC         = 106,
         DOT         = 107, // member operator (.)
-        PRIMARY     = 108, // true, false, null, this, super
+        PRIMARY     = 108, // true, false, null, this
         FUNCTION    = 109, // function keyword
         EXPORT      = 110, // export keyword
         IMPORT      = 111, // import keyword