1 files changed, 3 insertions, 0 deletions
diff --git a/components/script/dom/bindings/structuredclone.rs b/components/script/dom/bindings/structuredclone.rs
index dbf852907a8..511b8d1650e 100644
--- a/components/script/dom/bindings/structuredclone.rs
+++ b/components/script/dom/bindings/structuredclone.rs
@@ -361,6 +361,9 @@ pub fn read(
             JS_STRUCTURED_CLONE_VERSION,
             StructuredCloneScope::DifferentProcess,
             rval,
+            CloneDataPolicy {
+                sharedArrayBuffer_: false,
+            },
             &STRUCTURED_CLONE_CALLBACKS,
             sc_holder_ptr as *mut raw::c_void,
         );