diff --git a/cmd/forecast.go b/cmd/forecast.go
index 9d629d3..28af1d7 100644
--- a/cmd/forecast.go
+++ b/cmd/forecast.go
@@ -21,7 +21,7 @@ var (
 
 func init() {
 	rootCmd.AddCommand(forecastCmd)
-	rootCmd.Flags().IntVarP(&interval, "interval", "i", 0, "Number of hours to output")
+	forecastCmd.Flags().IntVarP(&interval, "interval", "i", 0, "Number of hours to output")
 }
 
 func forecast(cmd *cobra.Command, args []string) {