diff --git a/cmd/kubectl-testkube/commands/common/flags.go b/cmd/kubectl-testkube/commands/common/flags.go
index d4fa0764983..0b48f38db59 100644
--- a/cmd/kubectl-testkube/commands/common/flags.go
+++ b/cmd/kubectl-testkube/commands/common/flags.go
@@ -148,11 +148,11 @@ func ProcessMasterFlags(cmd *cobra.Command, opts *HelmOptions, cfg *config.Data)
 	}
 
 	if cmd.Flag("ui-prefix") != nil && cmd.Flags().Changed("ui-prefix") {
-		opts.Master.ApiUrlPrefix = cmd.Flag("api-prefix").Value.String()
+		opts.Master.UiUrlPrefix = cmd.Flag("ui-prefix").Value.String()
 	}
 
 	if cmd.Flag("logs-prefix") != nil && cmd.Flags().Changed("logs-prefix") {
-		opts.Master.ApiUrlPrefix = cmd.Flag("api-prefix").Value.String()
+		opts.Master.LogsUrlPrefix = cmd.Flag("logs-prefix").Value.String()
 	}
 
 	uris := NewMasterUris(opts.Master.ApiUrlPrefix,