diff --git a/gst/deinterlace/meson.build b/gst/deinterlace/meson.build
index 5eae029ebb..e86bebe613 100644
--- a/gst/deinterlace/meson.build
+++ b/gst/deinterlace/meson.build
@@ -65,8 +65,6 @@ if have_nasm and host_cpu == 'x86_64'
     asm_outformat = 'win64'
   elif ['darwin', 'ios'].contains(host_system)
     asm_outformat = 'macho64'
-  elif host_system.endswith('bsd')
-    asm_outformat = 'aoutb'
   else
     asm_outformat = 'elf64'
   endif