diff --git a/src/main/antlr/com/google/gwtorm/schema/Query.g b/src/main/antlr/com/google/gwtorm/schema/Query.g
index b5e7a49..f3c5e8f 100644
--- a/src/main/antlr/com/google/gwtorm/schema/Query.g
+++ b/src/main/antlr/com/google/gwtorm/schema/Query.g
@@ -28,7 +28,6 @@
   GT;
   GE;
   EQ;
-  NE;
   ID;
   PLACEHOLDER;
   COMMA;
@@ -175,7 +174,6 @@
  | GT
  | GE
  | EQ
- | NE
  ;
 
 field
@@ -211,7 +209,6 @@
 GT : '>'  ;
 GE : '>=' ;
 EQ : '='  ;
-NE : '!=' ;
 
 PLACEHOLDER: '?' ;
 COMMA: ',' ;
diff --git a/src/main/java/com/google/gwtorm/client/Query.java b/src/main/java/com/google/gwtorm/client/Query.java
index d22324f..f2d99bc 100644
--- a/src/main/java/com/google/gwtorm/client/Query.java
+++ b/src/main/java/com/google/gwtorm/client/Query.java
@@ -38,7 +38,7 @@
  * [ORDER BY &lt;property&gt; [, &lt;property&gt; ...]]
  * [LIMIT { &lt;count&gt; | ? }]
  *
- * &lt;condition&gt; := &lt;property&gt; { &lt; | &lt;= | &gt; | &gt;= | = | != } &lt;value&gt;
+ * &lt;condition&gt; := &lt;property&gt; { &lt; | &lt;= | &gt; | &gt;= | = } &lt;value&gt;
  * &lt;value&gt; := { ? | true | false | &lt;int&gt; | &lt;string&gt; }
  * </pre>
  * <p>
diff --git a/src/main/java/com/google/gwtorm/schema/QueryModel.java b/src/main/java/com/google/gwtorm/schema/QueryModel.java
index d737f16..44447e3 100644
--- a/src/main/java/com/google/gwtorm/schema/QueryModel.java
+++ b/src/main/java/com/google/gwtorm/schema/QueryModel.java
@@ -89,7 +89,6 @@
       case QueryParser.GT:
       case QueryParser.GE:
       case QueryParser.EQ:
-      case QueryParser.NE:
         if (node.getChild(1).getType() == QueryParser.PLACEHOLDER) {
           r.add(((QueryParser.Column) node.getChild(0)).getField());
         }
@@ -181,11 +180,6 @@
         fmt.buf.append(node.getText());
         format(fmt, node.getChild(1));
         break;
-      case QueryParser.NE:
-        format(fmt, node.getChild(0));
-        fmt.buf.append("<>");
-        format(fmt, node.getChild(1));
-        break;
 
       case QueryParser.ID: {
         final ColumnModel col = ((QueryParser.Column) node).getField();
@@ -269,8 +263,7 @@
       case QueryParser.LE:
       case QueryParser.GT:
       case QueryParser.GE:
-      case QueryParser.EQ:
-      case QueryParser.NE: {
+      case QueryParser.EQ: {
         final Column qpc = (QueryParser.Column) node.getChild(0);
         final ColumnModel f = qpc.getField();
         if (f.isNested()) {