diff --git a/server/api/build.go b/server/api/build.go
index 93a1c5fe0..88973946f 100644
--- a/server/api/build.go
+++ b/server/api/build.go
@@ -269,7 +269,7 @@ func DeleteBuild(c *gin.Context) {
 			_ = c.AbortWithError(http.StatusInternalServerError, err)
 			return
 		}
-		if err := publishToTopic(c, killedBuild, repo, model.Canceled); err != nil {
+		if err := publishToTopic(c, killedBuild, repo); err != nil {
 			log.Error().Err(err).Msg("publishToTopic")
 		}
 	}
@@ -366,6 +366,10 @@ func PostDecline(c *gin.Context) {
 		log.Error().Err(err).Msg("updateBuildStatus")
 	}
 
+	if err := publishToTopic(c, build, repo); err != nil {
+		log.Error().Err(err).Msg("publishToTopic")
+	}
+
 	c.JSON(200, build)
 }
 
@@ -609,7 +613,7 @@ func startBuild(ctx context.Context, store store.Store, build *model.Build, user
 		return nil, err
 	}
 
-	if err := publishToTopic(ctx, build, repo, model.Enqueued); err != nil {
+	if err := publishToTopic(ctx, build, repo); err != nil {
 		log.Error().Err(err).Msg("publishToTopic")
 	}
 
diff --git a/server/api/hook.go b/server/api/hook.go
index 7c0142850..3865ed1e7 100644
--- a/server/api/hook.go
+++ b/server/api/hook.go
@@ -245,7 +245,7 @@ func PostHook(c *gin.Context) {
 	}
 
 	if build.Status == model.StatusBlocked {
-		if err := publishToTopic(c, build, repo, model.Enqueued); err != nil {
+		if err := publishToTopic(c, build, repo); err != nil {
 			log.Error().Err(err).Msg("publishToTopic")
 		}
 
@@ -346,7 +346,7 @@ func findOrPersistPipelineConfig(store store.Store, build *model.Build, remoteYa
 }
 
 // publishes message to UI clients
-func publishToTopic(c context.Context, build *model.Build, repo *model.Repo, event model.EventType) (err error) {
+func publishToTopic(c context.Context, build *model.Build, repo *model.Repo) (err error) {
 	message := pubsub.Message{
 		Labels: map[string]string{
 			"repo":    repo.FullName,
@@ -359,7 +359,6 @@ func publishToTopic(c context.Context, build *model.Build, repo *model.Repo, eve
 	}
 
 	message.Data, _ = json.Marshal(model.Event{
-		Type:  model.Enqueued,
 		Repo:  *repo,
 		Build: buildCopy,
 	})
diff --git a/server/model/event.go b/server/model/event.go
index dca090f76..49ae8d390 100644
--- a/server/model/event.go
+++ b/server/model/event.go
@@ -17,17 +17,8 @@ package model
 // EventType defines the possible types of build events.
 type EventType string
 
-const (
-	Enqueued EventType = "enqueued"
-	Started  EventType = "started"
-	Finished EventType = "finished"
-	Canceled EventType = "canceled"
-)
-
 // Event represents a build event.
 type Event struct {
-	Type  EventType `json:"type"`
-	Repo  Repo      `json:"repo"`
-	Build Build     `json:"build"`
-	Proc  Proc      `json:"proc"`
+	Repo  Repo  `json:"repo"`
+	Build Build `json:"build"`
 }