diff --git a/api/writer/json.go b/api/writer/json.go
index 5ee34bab..accf5e46 100644
--- a/api/writer/json.go
+++ b/api/writer/json.go
@@ -95,7 +95,11 @@ func (j *JSONResponseWriter) convert(b *builder.Builder, context *types.APIConte
 	if schema == nil {
 		return nil
 	}
-	data, err := b.Construct(schema, input, builder.List)
+	op := builder.List
+	if context.Method == http.MethodPost {
+		op = builder.ListForCreate
+	}
+	data, err := b.Construct(schema, input, op)
 	if err != nil {
 		logrus.Errorf("Failed to construct object on output: %v", err)
 		return nil
diff --git a/parse/builder/builder.go b/parse/builder/builder.go
index 7a6731c2..97e6b3b0 100644
--- a/parse/builder/builder.go
+++ b/parse/builder/builder.go
@@ -11,14 +11,19 @@ import (
 )
 
 var (
-	Create = Operation("create")
-	Update = Operation("update")
-	Action = Operation("action")
-	List   = Operation("list")
+	Create        = Operation("create")
+	Update        = Operation("update")
+	Action        = Operation("action")
+	List          = Operation("list")
+	ListForCreate = Operation("listcreate")
 )
 
 type Operation string
 
+func (o Operation) IsList() bool {
+	return strings.HasPrefix(string(o), "list")
+}
+
 type Builder struct {
 	apiContext   *types.APIContext
 	Version      *types.APIVersion
@@ -66,7 +71,7 @@ func (b *Builder) copyInputs(schema *types.Schema, input map[string]interface{},
 		}
 
 		if value != nil || wasNull {
-			if op != List {
+			if !op.IsList() {
 				if slice, ok := value.([]interface{}); ok {
 					for _, sliceValue := range slice {
 						if sliceValue == nil {
@@ -84,7 +89,7 @@ func (b *Builder) copyInputs(schema *types.Schema, input map[string]interface{},
 			}
 			result[fieldName] = value
 
-			if op == List && field.Type == "date" && value != "" {
+			if op.IsList() && field.Type == "date" && value != "" {
 				ts, err := convert.ToTimestamp(value)
 				if err == nil {
 					result[fieldName+"TS"] = ts
@@ -93,7 +98,7 @@ func (b *Builder) copyInputs(schema *types.Schema, input map[string]interface{},
 		}
 	}
 
-	if op == List {
+	if op.IsList() {
 		if !convert.IsEmpty(input["type"]) {
 			result["type"] = input["type"]
 		}
@@ -129,7 +134,7 @@ func (b *Builder) checkDefaultAndRequired(schema *types.Schema, input map[string
 			}
 		}
 
-		if op == List && fieldMatchesOp(field, List) && definition.IsReferenceType(field.Type) && !hasKey {
+		if op.IsList() && fieldMatchesOp(field, List) && definition.IsReferenceType(field.Type) && !hasKey {
 			result[fieldName] = nil
 		}
 	}
@@ -349,6 +354,8 @@ func fieldMatchesOp(field types.Field, op Operation) bool {
 		return field.Update
 	case List:
 		return !field.WriteOnly
+	case ListForCreate:
+		return true
 	default:
 		return false
 	}