diff --git a/man7/cgroups.7 b/man7/cgroups.7
index 7283b9ce2..3f9390ce1 100644
--- a/man7/cgroups.7
+++ b/man7/cgroups.7
@@ -504,7 +504,8 @@ kernel command-line boot parameter).
 .RE
 .TP
 .IR /proc/[pid]/cgroup " (since Linux 2.6.24)"
-This file describes control groups to which the process belongs.
+This file describes control groups to which the process
+with the corresponding PID belongs.
 The displayed information differs for
 cgroups version and version 2 hierarchies.