diff --git a/man2/msgop.2 b/man2/msgop.2
index b4c1ea4d8..cc8393c6c 100644
--- a/man2/msgop.2
+++ b/man2/msgop.2
@@ -365,6 +365,12 @@ The calling process does not have read permission on the message queue,
 and does not have the
 .BR CAP_IPC_OWNER
 capability.
+.TP 
+.B EAGAIN
+No message was available in the queue and
+.B IPC_WAIT 
+was specified in 
+.IR msgflg .
 .TP
 .B EFAULT
 The address pointed to by