diff --git a/tests/Conformance.test.cpp b/tests/Conformance.test.cpp
index a023840b..e03f0109 100644
--- a/tests/Conformance.test.cpp
+++ b/tests/Conformance.test.cpp
@@ -407,6 +407,7 @@ TEST_CASE("GC")
 
 TEST_CASE("Bitwise")
 {
+    ScopedFastFlag sffs{"LuauBit32Byteswap", true};
     runConformance("bitwise.lua");
 }