diff --git a/cmd/flags/flags.go b/cmd/flags/flags.go
index 000c993..864b668 100644
--- a/cmd/flags/flags.go
+++ b/cmd/flags/flags.go
@@ -8,4 +8,5 @@ const (
 	UTC      = "utc"
 	WEB      = "web"
 	ONE_LINE = "oneline"
+	DEBUG    = "debug"
 )
diff --git a/cmd/root.go b/cmd/root.go
index 2486bdd..73a41ac 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -22,6 +22,7 @@ func Execute() {
 
 func init() {
 	rootCmd.PersistentFlags().Bool(flags.JSON, false, "Result in JSON")
+	rootCmd.PersistentFlags().Bool(flags.DEBUG, false, "Display debug info")
 	rootCmd.PersistentFlags().Bool(flags.UTC, false, "Result times in UTC")
 	rootCmd.PersistentFlags().Bool(flags.WEB, false, "Open result in browser")
 	rootCmd.PersistentFlags().Float64P(flags.LON, "x", 0, "Longitude coordinate")