diff --git a/lib/grammar.js b/lib/grammar.js
index 941bd625..3d0c26e4 100644
--- a/lib/grammar.js
+++ b/lib/grammar.js
@@ -596,7 +596,7 @@
       })
     ]
   };
-  operators = [["left", 'CALL_START', 'CALL_END'], ["nonassoc", '++', '--'], ["left", '?'], ["right", 'UNARY'], ["left", 'MATH'], ["left", '+', '-'], ["left", 'SHIFT'], ["left", 'RELATION'], ["left", 'COMPARE'], ["left", 'LOGIC'], ["left", '.'], ["nonassoc", 'INDENT', 'OUTDENT'], ["right", 'WHEN', 'LEADING_WHEN', 'FORIN', 'FOROF', 'FROM', 'TO', 'BY', 'THROW'], ["right", 'IF', 'UNLESS', 'ELSE', 'FOR', 'WHILE', 'UNTIL', 'LOOP', 'SUPER', 'CLASS', 'EXTENDS'], ["right", '=', ':', 'COMPOUND_ASSIGN', 'RETURN'], ["right", '->', '=>', 'UNLESS', 'POST_IF', 'POST_UNLESS']];
+  operators = [["left", 'CALL_START', 'CALL_END'], ["nonassoc", '++', '--'], ["left", '?'], ["right", 'UNARY'], ["left", 'MATH'], ["left", '+', '-'], ["left", 'SHIFT'], ["left", 'RELATION'], ["left", 'COMPARE'], ["left", 'LOGIC'], ["left", '.'], ["nonassoc", 'INDENT', 'OUTDENT'], ["right", 'WHEN', 'LEADING_WHEN', 'FORIN', 'FOROF', 'FROM', 'TO', 'BY', 'THROW'], ["right", 'IF', 'UNLESS', 'ELSE', 'FOR', 'WHILE', 'UNTIL', 'LOOP', 'SUPER', 'CLASS', 'EXTENDS'], ["right", '=', ':', 'COMPOUND_ASSIGN', 'RETURN'], ["right", '->', '=>', 'POST_IF', 'POST_UNLESS']];
   tokens = [];
   for (name in grammar) {
     alternatives = grammar[name];
diff --git a/src/grammar.coffee b/src/grammar.coffee
index aaac7aea..7ce74dd8 100644
--- a/src/grammar.coffee
+++ b/src/grammar.coffee
@@ -174,7 +174,7 @@ grammar =
   Existence: [
     o "Expression ?",                           -> new Existence $1
   ]
-  
+
   Do: [
     o "DO Code",                                -> $2.do()
   ]
@@ -572,7 +572,7 @@ operators = [
   ["right",     'WHEN', 'LEADING_WHEN', 'FORIN', 'FOROF', 'FROM', 'TO', 'BY', 'THROW']
   ["right",     'IF', 'UNLESS', 'ELSE', 'FOR', 'WHILE', 'UNTIL', 'LOOP', 'SUPER', 'CLASS', 'EXTENDS']
   ["right",     '=', ':', 'COMPOUND_ASSIGN', 'RETURN']
-  ["right",     '->', '=>', 'UNLESS', 'POST_IF', 'POST_UNLESS']
+  ["right",     '->', '=>', 'POST_IF', 'POST_UNLESS']
 ]
 
 # Wrapping Up