diff --git a/man7/capabilities.7 b/man7/capabilities.7
index e615b6255..787a7503a 100644
--- a/man7/capabilities.7
+++ b/man7/capabilities.7
@@ -343,7 +343,7 @@ and (before Linux 2.6.25)
 .B IOPRIO_CLASS_IDLE
 I/O scheduling classes;
 .IP *
-forge PID when passing socket credentials;
+forge PID when passing socket credentials via UNIX domain sockets;
 .IP *
 exceed
 .IR /proc/sys/fs/file-max ,