diff --git a/source/_integrations/systemmonitor.markdown b/source/_integrations/systemmonitor.markdown
index 28df2a87e01..14d25ce9fe8 100644
--- a/source/_integrations/systemmonitor.markdown
+++ b/source/_integrations/systemmonitor.markdown
@@ -29,6 +29,8 @@ memory usage, CPU usage, and running processes.
 - Disk use - (One per disk/mount point)
 - Disk usage (percent) - (One per disk/mount point)
 
+**Note:** Enabled disk entities will always be loaded even if the disk is unavailable at startup.
+
 ### Network
 
 - IPv4 address - (One per network interface)