diff --git a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java
index 975cab0d3..a2db56fb3 100644
--- a/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java
+++ b/openjpa-jdbc/src/main/java/org/apache/openjpa/jdbc/sql/SQLBuffer.java
@@ -340,12 +340,17 @@ public final class SQLBuffer
             } else {
                 if (type == String.class) {
                     _sql.append("'" + o.toString().replace("'", "''") + "'");
+
                 } else if ( type == Character.class ) {
                     if (_dict.storeCharsAsNumbers) {
                         _sql.append(Integer.toString(((Character)o).charValue()));
                     } else {
                         _sql.append("'" + o.toString().replace("'", "''") + "'");
                     }
+                } else if (type == Boolean.class) {
+                    Boolean b = (Boolean) o;
+                    // We store B(b)ooleans as ints. Convert 
+                    _sql.append((b.booleanValue() ? "1" : "0"));
                 } else {
                     _sql.append(o.toString());
                 }
diff --git a/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jpql/literals/TestLiteralInSQL.java b/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jpql/literals/TestLiteralInSQL.java
new file mode 100644
index 000000000..d8efd070d
--- /dev/null
+++ b/openjpa-persistence-jdbc/src/test/java/org/apache/openjpa/persistence/jpql/literals/TestLiteralInSQL.java
@@ -0,0 +1,53 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance
+ * with the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing,
+ * software distributed under the License is distributed on an
+ * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+ * KIND, either express or implied.  See the License for the
+ * specific language governing permissions and limitations
+ * under the License.    
+ */
+package org.apache.openjpa.persistence.jpql.literals;
+
+import javax.persistence.EntityManager;
+import javax.persistence.Query;
+
+import org.apache.openjpa.persistence.simple.AllFieldTypes;
+import org.apache.openjpa.persistence.test.SQLListenerTestCase;
+
+public class TestLiteralInSQL extends SQLListenerTestCase {
+    public void setUp() {
+        setUp(AllFieldTypes.class, "openjpa.jdbc.QuerySQLCache", "false");
+    }
+
+    public void testTrueInSQL() {
+        EntityManager em = emf.createEntityManager();
+
+        em = emf.createEntityManager();
+
+        resetSQL();
+        Query q = em.createQuery("SELECT f FROM AllFieldTypes f WHERE f.booleanField=true");
+        q.setHint("openjpa.hint.UseLiteralInSQL", "false");
+        q.getResultList();
+        // The literal should be converted to a parameter marker since UseLiteralInSQL is false.
+        assertContainsSQL("booleanField = ?");
+
+        resetSQL();
+        q = em.createQuery("SELECT f FROM AllFieldTypes f WHERE f.booleanField=true");
+        q.setHint("openjpa.hint.UseLiteralInSQL", "true");
+        q.getResultList();
+        // The literal should not be converted to a parameter marker since UseLiteralInSQL is true.
+        // However, the literal should be converted to a 1 because we store boolean as int/smallint.
+        assertContainsSQL("booleanField = 1");
+
+    }
+}