diff --git a/doc/isisd.8 b/doc/isisd.8
index 5837e36..84e6cf5 100644
--- a/doc/isisd.8
+++ b/doc/isisd.8
@@ -48,7 +48,7 @@
 A brief message.
 .TP
 \fB\-i\fR, \fB\-\-pid_file \fR\fIpid-file\fR
-When isisd starts its process idenifier is written to
+When isisd starts its process identifier is written to
 \fB\fIpid-file\fR.  The init system uses the recorded PID to stop or
 restart isisd.  The likely default is \fB\fI/var/run/isisd.pid\fR.
 .TP