diff --git a/grails-datastore-gorm-hibernate-core/src/main/groovy/org/codehaus/groovy/grails/orm/hibernate/cfg/AbstractGrailsDomainBinder.java b/grails-datastore-gorm-hibernate-core/src/main/groovy/org/codehaus/groovy/grails/orm/hibernate/cfg/AbstractGrailsDomainBinder.java
index 6fa220539..4f61b564d 100644
--- a/grails-datastore-gorm-hibernate-core/src/main/groovy/org/codehaus/groovy/grails/orm/hibernate/cfg/AbstractGrailsDomainBinder.java
+++ b/grails-datastore-gorm-hibernate-core/src/main/groovy/org/codehaus/groovy/grails/orm/hibernate/cfg/AbstractGrailsDomainBinder.java
@@ -1873,7 +1873,14 @@ protected void createClassProperties(GrailsDomainClass domainClass, PersistentCl
 
             Class<?> userType = getUserType(currentGrailsProp);
 
-            if (collectionType != null) {
+            if (userType != null) {
+                if (LOG.isDebugEnabled()) {
+                    LOG.debug("[GrailsDomainBinder] Binding property [" + currentGrailsProp.getName() + "] as SimpleValue");
+                }
+                value = new SimpleValue(mappings, table);
+                bindSimpleValue(currentGrailsProp, null, (SimpleValue) value, EMPTY_PATH, mappings, sessionFactoryBeanName);
+            }
+            else if (collectionType != null) {
                 String typeName = getTypeName(currentGrailsProp, getPropertyConfig(currentGrailsProp),gormMapping);
                 if ("serializable".equals(typeName)) {
                     value = new SimpleValue(mappings, table);