diff --git a/internal/cli/cmd/connectivity.go b/internal/cli/cmd/connectivity.go
index dbc3dd8c77..9d61d06199 100644
--- a/internal/cli/cmd/connectivity.go
+++ b/internal/cli/cmd/connectivity.go
@@ -133,7 +133,6 @@ func newCmdConnectivityTest() *cobra.Command {
 	cmd.Flags().StringVar(&params.ExternalCIDR, "external-cidr", "1.0.0.0/8", "CIDR to use as external target in connectivity tests")
 	cmd.Flags().StringVar(&params.ExternalIP, "external-ip", "1.1.1.1", "IP to use as external target in connectivity tests")
 	cmd.Flags().StringVar(&params.ExternalOtherIP, "external-other-ip", "1.0.0.1", "Other IP to use as external target in connectivity tests")
-	cmd.Flags().StringSliceVar(&params.ExternalFromCIDRs, "external-from-cidrs", []string{}, "CIDRs representing nodes without Cilium to be used in connectivity tests")
 	cmd.Flags().BoolVar(&params.SkipIPCacheCheck, "skip-ip-cache-check", true, "Skip IPCache check")
 	cmd.Flags().MarkHidden("skip-ip-cache-check")
 	cmd.Flags().BoolVar(&params.Datapath, "datapath", false, "Run datapath conformance tests")