diff --git a/services/proxy/proxyd/doc.go b/services/proxy/proxyd/doc.go
index 7fd0915..9fd249d 100644
--- a/services/proxy/proxyd/doc.go
+++ b/services/proxy/proxyd/doc.go
@@ -72,6 +72,8 @@
  -v23.vtrace.sample-rate=0
    Rate (from 0.0 to 1.0) to sample vtrace traces.
  -vmodule=
-   comma-separated list of pattern=N settings for file-filtered logging
+   comma-separated list of pattern=N settings for filename-filtered logging
+ -vpath=
+   comma-separated list of pattern=N settings for file pathname-filtered logging
 */
 package main