diff --git a/src/Illuminate/Database/Query/Grammars/PostgresGrammar.php b/src/Illuminate/Database/Query/Grammars/PostgresGrammar.php
index f5866b320a1e..12f168140bff 100755
--- a/src/Illuminate/Database/Query/Grammars/PostgresGrammar.php
+++ b/src/Illuminate/Database/Query/Grammars/PostgresGrammar.php
@@ -15,9 +15,10 @@ class PostgresGrammar extends Grammar
      */
     protected $operators = [
         '=', '<', '>', '<=', '>=', '<>', '!=',
-        'like', 'not like', 'ilike',
+        'like', 'not like', 'ilike', 'not ilike',
         '&', '|', '#', '<<', '>>', '>>=', '=<<',
         '&&', '@>', '<@', '?', '?|', '?&', '||', '-', '-', '#-',
+        'is distinct from', 'is not distinct from',
     ];
 
     /**