diff --git a/cmd/config.go b/cmd/config.go
index 16982ce..b1e9b77 100644
--- a/cmd/config.go
+++ b/cmd/config.go
@@ -150,6 +150,7 @@ func setDefaultConfig() {
 	viper.SetDefault("randomize", false)
 	viper.SetDefault("value", 10)
 	viper.SetDefault("deviation", 5)
+	viper.SetDefault("probability", 100)
 	viper.SetDefault("generators", []Custom{})
 }
 
diff --git a/cmd/flags.go b/cmd/flags.go
index c033367..45e1df8 100644
--- a/cmd/flags.go
+++ b/cmd/flags.go
@@ -15,6 +15,7 @@ func commonFlags(cmd *cobra.Command) {
 	f.Bool("randomize", viper.GetBool("randomize"), "toggle if starting point of generators should be randomized")
 	f.Float64("value", viper.GetFloat64("value"), "starting value for generators")
 	f.Float64("deviation", viper.GetFloat64("deviation"), "deviation for the next point in generator")
+	f.Uint8("probability", uint8(viper.GetUint("probability")), "probability of the points being sent, values in [1,100]")
 	f.Uint("step", viper.GetUint("step"), "generators interval in seconds")
 }