=== modified file 'dhis-2/dhis-api/src/main/java/org/hisp/dhis/program/ProgramStage.java'
--- dhis-2/dhis-api/src/main/java/org/hisp/dhis/program/ProgramStage.java	2015-10-06 09:27:21 +0000
+++ dhis-2/dhis-api/src/main/java/org/hisp/dhis/program/ProgramStage.java	2015-10-06 09:31:34 +0000
@@ -218,6 +218,7 @@
 
     @JsonProperty( "trackedEntityInstanceReminders" )
     @JsonView( { DetailedView.class } )
+    @JsonSerialize( contentAs = BaseIdentifiableObject.class )
     @JacksonXmlElementWrapper( localName = "trackedEntityInstanceReminders", namespace = DxfNamespaces.DXF_2_0 )
     @JacksonXmlProperty( localName = "trackedEntityInstanceReminder", namespace = DxfNamespaces.DXF_2_0 )
     public Set<TrackedEntityInstanceReminder> getReminders()