diff --git a/man2/getsid.2 b/man2/getsid.2
index b0822e7b9..6443ec555 100644
--- a/man2/getsid.2
+++ b/man2/getsid.2
@@ -64,13 +64,13 @@ is set appropriately.
 .TP
 .B EPERM
 A process with process ID
-.I p
+.I pid
 exists, but it is not in the same session as the calling process,
 and the implementation considers this an error.
 .TP
 .B ESRCH
 No process with process ID
-.I p
+.I pid
 was found.
 .SH VERSIONS
 This system call is available on Linux since version 2.0.