diff --git a/libs/scrap/src/common/codec.rs b/libs/scrap/src/common/codec.rs
index a62565733..62b56b158 100644
--- a/libs/scrap/src/common/codec.rs
+++ b/libs/scrap/src/common/codec.rs
@@ -918,5 +918,6 @@ pub fn codec_thread_num(limit: usize) -> usize {
 
 fn disable_av1() -> bool {
     // aom is very slow for x86 sciter version on windows x64
-    cfg!(windows) && std::env::consts::ARCH == "x86"
+    // disable it for all 32 bit platforms
+    std::mem::size_of::<usize>() == 4
 }