diff --git a/apps/types.go b/apps/types.go
index e3cad66..de9aab1 100644
--- a/apps/types.go
+++ b/apps/types.go
@@ -86,7 +86,7 @@ type App struct {
 	// Disk usage in inodes
 	DiskUsageInodes int `json:"disk_usage_inodes"`
 	// Flags from detector of problems in the container
-	Flags detector.Flags `json:"flags"`
+	Flags detector.Flags `json:"flags" gorm:"type:text[]"`
 
 	// this is gathered in docker package and has to be assembled externally
 	Techs       AppTechs `json:"techs,omitempty" gorm:"-"`        // list of available technologies in the image