diff --git a/core/os/dir_unix.odin b/core/os/dir_unix.odin
index 26e865204..f06bf8b37 100644
--- a/core/os/dir_unix.odin
+++ b/core/os/dir_unix.odin
@@ -1,4 +1,4 @@
-#+build darwin, linux, netbsd, freebsd, openbsd
+#+build darwin, linux, netbsd, freebsd, openbsd, haiku
 package os
 
 import "core:strings"