diff --git a/share/man/man9/BUS_SETUP_INTR.9 b/share/man/man9/BUS_SETUP_INTR.9
index 5e2f796c84c6..be63ad5e4d9f 100644
--- a/share/man/man9/BUS_SETUP_INTR.9
+++ b/share/man/man9/BUS_SETUP_INTR.9
@@ -206,7 +206,7 @@ otherwise an appropriate error is returned.
 .Xr device 9 ,
 .Xr driver 9 ,
 .Xr mtx_init 9 ,
-.Xr wakeup
+.Xr wakeup 9
 .Sh AUTHORS
 .An -nosplit
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