diff --git a/ApplicationLibCode/ProjectDataModel/WellPath/RimWellPathCollection.cpp b/ApplicationLibCode/ProjectDataModel/WellPath/RimWellPathCollection.cpp
index 6e110ca985..c73c574acf 100644
--- a/ApplicationLibCode/ProjectDataModel/WellPath/RimWellPathCollection.cpp
+++ b/ApplicationLibCode/ProjectDataModel/WellPath/RimWellPathCollection.cpp
@@ -644,8 +644,16 @@ void RimWellPathCollection::deleteWell( RimWellPath* wellPath )
 //--------------------------------------------------------------------------------------------------
 void RimWellPathCollection::setMswWellPattern( const QString& pattern )
 {
-    m_mswNameGrouping        = MswGroupingMode::CUSTOM;
-    m_mswNameGroupingPattern = pattern;
+    if ( pattern.isEmpty() )
+    {
+        m_mswNameGrouping        = MswGroupingMode::DISABLED;
+        m_mswNameGroupingPattern = "";
+    }
+    else
+    {
+        m_mswNameGrouping        = MswGroupingMode::CUSTOM;
+        m_mswNameGroupingPattern = pattern;
+    }
 }
 
 //--------------------------------------------------------------------------------------------------
diff --git a/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.cpp b/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.cpp
index a5fbb9a8cf..8af3aecb32 100644
--- a/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.cpp
+++ b/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.cpp
@@ -182,3 +182,31 @@ QString RimcWellPathCollection_importWellPathFromPointsInternal::classKeywordRet
 {
     return RimPointBasedWellPath::classKeywordStatic();
 }
+
+CAF_PDM_OBJECT_METHOD_SOURCE_INIT( RimWellPathCollection, RimcWellPathCollection_setMswNameGrouping, "setMswNameGrouping" );
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+RimcWellPathCollection_setMswNameGrouping::RimcWellPathCollection_setMswNameGrouping( caf::PdmObjectHandle* self )
+    : caf::PdmVoidObjectMethod( self )
+{
+    CAF_PDM_InitObject( "Set MSW Name Grouping" );
+    CAF_PDM_InitScriptableFieldNoDefault( &m_mswNameGrouping, "MswNameGrouping", "MSW Name Grouping" );
+}
+
+//--------------------------------------------------------------------------------------------------
+///
+//--------------------------------------------------------------------------------------------------
+std::expected<caf::PdmObjectHandle*, QString> RimcWellPathCollection_setMswNameGrouping::execute()
+{
+    auto wellPathCollection = self<RimWellPathCollection>();
+    if ( !wellPathCollection )
+    {
+        return std::unexpected( QString( "Well path collection is null. Cannot add well path." ) );
+    }
+
+    wellPathCollection->setMswWellPattern( m_mswNameGrouping() );
+
+    return nullptr;
+}
diff --git a/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.h b/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.h
index 2e0a9974b0..e24e08e421 100644
--- a/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.h
+++ b/ApplicationLibCode/ProjectDataModelCommands/RimcWellPathCollection.h
@@ -63,3 +63,19 @@ private:
     caf::PdmField<QString> m_coordinateYKey;
     caf::PdmField<QString> m_coordinateZKey;
 };
+
+//==================================================================================================
+///
+//==================================================================================================
+class RimcWellPathCollection_setMswNameGrouping : public caf::PdmVoidObjectMethod
+{
+    CAF_PDM_HEADER_INIT;
+
+public:
+    RimcWellPathCollection_setMswNameGrouping( caf::PdmObjectHandle* self );
+
+    std::expected<caf::PdmObjectHandle*, QString> execute() override;
+
+private:
+    caf::PdmField<QString> m_mswNameGrouping;
+};