diff --git a/src/gui/attributetable/qgsattributetablemodel.cpp b/src/gui/attributetable/qgsattributetablemodel.cpp
index 2952ec46c884..ec59f0651f70 100644
--- a/src/gui/attributetable/qgsattributetablemodel.cpp
+++ b/src/gui/attributetable/qgsattributetablemodel.cpp
@@ -387,6 +387,7 @@ void QgsAttributeTableModel::loadAttributes()
   mWidgetFactories.clear();
   mAttributeWidgetCaches.clear();
   mWidgetConfigs.clear();
+  mFieldFormatters.clear();
 
   for ( int idx = 0; idx < fields.count(); ++idx )
   {