diff --git a/man7/netdevice.7 b/man7/netdevice.7
index ff2ac824f..c1cb8a2e3 100644
--- a/man7/netdevice.7
+++ b/man7/netdevice.7
@@ -309,8 +309,8 @@ with
 .I ifc_req
 set to NULL, or to retry the call with a bigger buffer whenever
 .I ifc_len
-upon return differs by less than sizeof(struct
-.IR ifreq )
+upon return differs by less than
+.I sizeof(struct ifreq)
 from its original value.
 
 If an error occurs accessing the