1 files changed, 1 insertions, 1 deletions
diff --git a/config-model/src/main/java/com/yahoo/searchdefinition/processing/AddExtraFieldsToDocument.java b/config-model/src/main/java/com/yahoo/searchdefinition/processing/AddExtraFieldsToDocument.java
index 9ade1786e37..57d5a9c8e75 100644
--- a/config-model/src/main/java/com/yahoo/searchdefinition/processing/AddExtraFieldsToDocument.java
+++ b/config-model/src/main/java/com/yahoo/searchdefinition/processing/AddExtraFieldsToDocument.java
@@ -39,7 +39,7 @@ public class AddExtraFieldsToDocument extends Processor {
                 addSdField(schema, document, field, validate);
             }
             //TODO Vespa 8 or sooner we should avoid the dirty addition of fields from dirty 'default' summary to document at all
-            for (SummaryField field : schema.getSummary("default").getSummaryFields()) {
+            for (SummaryField field : schema.getSummary("default").getSummaryFields().values()) {
                 if (dirtyLegalFieldNameCheck(field.getName())) {
                     addSummaryField(schema, document, field, validate);
                 }