diff --git a/internal/service/handlers/update_event_type.go b/internal/service/handlers/update_event_type.go
index 02ce924..90f1075 100644
--- a/internal/service/handlers/update_event_type.go
+++ b/internal/service/handlers/update_event_type.go
@@ -46,7 +46,16 @@ func UpdateEventType(w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
-	typeModel := models.ResourceToModel(req.Data.Attributes)
+	typeModel := *evType
+	model := req.Data.Attributes
+	typeModel.Description = model.Description
+	typeModel.ShortDescription = model.ShortDescription
+	typeModel.Reward = model.Reward
+	typeModel.Title = model.Title
+	typeModel.AutoClaim = model.AutoClaim
+	typeModel.Disabled = model.Disabled
+	typeModel.ActionURL = model.ActionUrl
+	typeModel.Logo = model.Logo
 
 	var updated []models.EventType
 	err = EventsQ(r).Transaction(func() error {
diff --git a/internal/service/requests/update_event_type.go b/internal/service/requests/update_event_type.go
index 39a6d3d..35a8a57 100644
--- a/internal/service/requests/update_event_type.go
+++ b/internal/service/requests/update_event_type.go
@@ -31,8 +31,8 @@ func NewUpdateEventType(r *http.Request) (req resources.EventTypeResponse, err e
 		// not updatable, as QR code includes event type name
 		"data/attributes/qr_code_value": val.Validate(attr.QrCodeValue, val.Empty),
 
-		"data/attributes/poll_event_id": val.Validate(attr.PollEventId, val.Nil),
-		"data/attributes/poll_contract": val.Validate(attr.PollContract, val.Nil),
+		"data/attributes/poll_event_id": val.Validate(attr.PollEventId, val.Empty),
+		"data/attributes/poll_contract": val.Validate(attr.PollContract, val.Empty),
 		// these fields are not currently supported, because cron jobs implementation is required
 		"data/attributes/starts_at":  val.Validate(attr.StartsAt, val.Empty),
 		"data/attributes/expires_at": val.Validate(attr.ExpiresAt, val.Empty),