diff --git a/docs/collector.logon.md b/docs/collector.logon.md
index 24448d64..9d956e19 100644
--- a/docs/collector.logon.md
+++ b/docs/collector.logon.md
@@ -8,6 +8,8 @@ Metric name prefix  | `logon`
 Classes             | [`Win32_LogonSession`](https://docs.microsoft.com/en-us/windows/win32/cimwin32prov/win32-logonsession)
 Enabled by default? | No
 
+> :warning: **On some deployments, this collector seems to have some memory/timeout issues**: See [#583](https://github.com/prometheus-community/windows_exporter/issues/583)
+
 ## Flags
 
 None