diff --git a/ApplicationLibCode/ProjectDataModel/GeoMech/RimGeoMechModels.cpp b/ApplicationLibCode/ProjectDataModel/GeoMech/RimGeoMechModels.cpp
index 458581e370..bd2a17eb2e 100644
--- a/ApplicationLibCode/ProjectDataModel/GeoMech/RimGeoMechModels.cpp
+++ b/ApplicationLibCode/ProjectDataModel/GeoMech/RimGeoMechModels.cpp
@@ -29,6 +29,8 @@
 #include "RimIntersectionResultDefinition.h"
 #include "RimIntersectionResultsDefinitionCollection.h"
 
+#include "cafPdmFieldReorderCapability.h"
+
 CAF_PDM_SOURCE_INIT( RimGeoMechModels, "ResInsightGeoMechModels" );
 //--------------------------------------------------------------------------------------------------
 ///
@@ -38,6 +40,7 @@ RimGeoMechModels::RimGeoMechModels()
     CAF_PDM_InitObject( "Geomechanical Models", ":/GeoMechCases48x48.png" );
 
     CAF_PDM_InitFieldNoDefault( &m_cases, "Cases", "" );
+    caf::PdmFieldReorderCapability::addToField( &m_cases );
 }
 
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationLibCode/ProjectDataModel/RimCaseCollection.cpp b/ApplicationLibCode/ProjectDataModel/RimCaseCollection.cpp
index e3f532abb3..94b6f62b43 100644
--- a/ApplicationLibCode/ProjectDataModel/RimCaseCollection.cpp
+++ b/ApplicationLibCode/ProjectDataModel/RimCaseCollection.cpp
@@ -24,6 +24,8 @@
 #include "RimIdenticalGridCaseGroup.h"
 #include "RimReservoirGridEnsemble.h"
 
+#include "cafPdmFieldReorderCapability.h"
+
 CAF_PDM_SOURCE_INIT( RimCaseCollection, "RimCaseCollection" );
 
 //--------------------------------------------------------------------------------------------------
@@ -34,6 +36,7 @@ RimCaseCollection::RimCaseCollection()
     CAF_PDM_InitObject( "Derived Statistics" );
 
     CAF_PDM_InitFieldNoDefault( &reservoirs, "Reservoirs", "Reservoirs ChildArrayField" );
+    caf::PdmFieldReorderCapability::addToField( &reservoirs );
 }
 
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationLibCode/ProjectDataModel/RimEclipseCaseCollection.cpp b/ApplicationLibCode/ProjectDataModel/RimEclipseCaseCollection.cpp
index 75f771f674..32a26f3037 100644
--- a/ApplicationLibCode/ProjectDataModel/RimEclipseCaseCollection.cpp
+++ b/ApplicationLibCode/ProjectDataModel/RimEclipseCaseCollection.cpp
@@ -35,6 +35,7 @@
 #include "RimReservoirGridEnsemble.h"
 
 #include "cafCmdFeatureMenuBuilder.h"
+#include "cafPdmFieldReorderCapability.h"
 
 CAF_PDM_SOURCE_INIT( RimEclipseCaseCollection, "ResInsightAnalysisModels" );
 //--------------------------------------------------------------------------------------------------
@@ -45,6 +46,7 @@ RimEclipseCaseCollection::RimEclipseCaseCollection()
     CAF_PDM_InitObject( "Grid Models", ":/Cases16x16.png" );
 
     CAF_PDM_InitFieldNoDefault( &cases, "Reservoirs", "" );
+    caf::PdmFieldReorderCapability::addToField( &cases );
 
     CAF_PDM_InitFieldNoDefault( &caseGroups, "CaseGroups", "" );