diff --git a/zeusd/src/devices/cpu/linux.rs b/zeusd/src/devices/cpu/linux.rs
index 20e9ccae..67ba8c3a 100644
--- a/zeusd/src/devices/cpu/linux.rs
+++ b/zeusd/src/devices/cpu/linux.rs
@@ -14,6 +14,8 @@ use tokio::time::{sleep, Duration};
 use crate::devices::cpu::{CpuManager, PackageInfo};
 use crate::error::ZeusdError;
 
+// NOTE: To support Zeusd deployment in a docker container, this should support
+//       sysfs mounts under places like `/zeus_sys`.
 static RAPL_DIR: &'static str = "/sys/class/powercap/intel-rapl";
 
 pub struct RaplCpu {