diff --git a/internal/api/v1/list.go b/internal/api/v1/list.go
index a711022..2e861c1 100644
--- a/internal/api/v1/list.go
+++ b/internal/api/v1/list.go
@@ -71,6 +71,9 @@ func List(cfg config.ConfigInstance, w http.ResponseWriter, r *http.Request) {
 			U.RespondError(w, err)
 			return
 		}
+		if icons == nil {
+			icons = []string{}
+		}
 		U.RespondJSON(w, r, icons)
 	case ListTasks:
 		U.RespondJSON(w, r, task.DebugTaskList())