diff --git a/unix/zerrors_linux.go b/unix/zerrors_linux.go
index 398c37e52..44fbcca4a 100644
--- a/unix/zerrors_linux.go
+++ b/unix/zerrors_linux.go
@@ -1329,6 +1329,7 @@ const (
 	F_OFD_SETLK                                 = 0x25
 	F_OFD_SETLKW                                = 0x26
 	F_OK                                        = 0x0
+	F_SEAL_EXEC                                 = 0x20
 	F_SEAL_FUTURE_WRITE                         = 0x10
 	F_SEAL_GROW                                 = 0x4
 	F_SEAL_SEAL                                 = 0x1