diff --git a/src/pkg/net/fd.go b/src/pkg/net/fd.go
index 4673a94..4100f62 100644
--- a/src/pkg/net/fd.go
+++ b/src/pkg/net/fd.go
@@ -230,7 +230,7 @@
 		} else {
 			netfd := s.LookupFD(fd, mode)
 			if netfd == nil {
-				print("pollServer: unexpected wakeup for fd=", netfd, " mode=", string(mode), "\n")
+				print("pollServer: unexpected wakeup for fd=", fd, " mode=", string(mode), "\n")
 				continue
 			}
 			s.WakeFD(netfd, mode)