diff --git a/flags/14.0/vttlstest.txt b/flags/15.0/vttlstest.txt
index 87321df..e149cf2 100644
--- a/flags/14.0/vttlstest.txt
+++ b/flags/15.0/vttlstest.txt
@@ -1,13 +1,19 @@
-Usage of vttlstest:
-      --alsologtostderr                                                       log to standard error as well as files
-      --keep_logs duration                                                    keep logs for this long (using ctime) (zero to keep forever)
-      --keep_logs_by_mtime duration                                           keep logs for this long (using mtime) (zero to keep forever)
-      --log_backtrace_at value                                                when logging hits line file:N, emit a stack trace
-      --log_dir string                                                        If non-empty, write log files in this directory
-      --log_rotate_max_size uint                                              size in bytes at which logs are rotated (glog.MaxSize) (default 1887436800)
-      --logtostderr                                                           log to standard error instead of files
-      --purge_logs_interval duration                                          how often try to remove old logs (default 1h0m0s)
-      --root string                                                           root directory for certificates and keys (default ".")
-      --stderrthreshold value                                                 logs at or above this threshold go to stderr (default 1)
-      --v value                                                               log level for V logs
-      --vmodule value                                                         comma-separated list of pattern=N settings for file-filtered logging
+vttlstest is a tool for generating test certificates, keys, and related artifacts for TLS tests.
+
+Usage:
+  vttlstest [command]
+
+Available Commands:
+  CreateCA             Create certificate authority
+  CreateCRL            Create certificate revocation list
+  CreateIntermediateCA Create intermediate certificate authority
+  CreateSignedCert     Create signed certificate
+  RevokeCert           Revoke a certificate
+  completion           Generate the autocompletion script for the specified shell
+  help                 Help about any command
+
+Flags:
+  -h, --help          help for vttlstest
+      --root string   root directory for all artifacts (default ".")
+
+Use "vttlstest [command] --help" for more information about a command.
