diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp
index a8076d75e..0f199907d 100644
--- a/src/llvm_backend.hpp
+++ b/src/llvm_backend.hpp
@@ -620,7 +620,12 @@ gb_internal LLVMValueRef lb_mem_zero_ptr_internal(lbProcedure *p, LLVMValueRef p
 gb_internal LLVMValueRef lb_mem_zero_ptr_internal(lbProcedure *p, LLVMValueRef ptr, usize len, unsigned alignment, bool is_volatile);
 
 gb_internal gb_inline i64 lb_max_zero_init_size(void) {
-	return cast(i64)(8);
+	if (build_context.metrics.os == TargetOs_darwin && build_context.metrics.arch == TargetArch_arm64) {
+		// https://github.com/odin-lang/Odin/issues/6347
+		return cast(i64)(4*build_context.int_size);
+	} else {
+		return cast(i64)(8);
+	}
 }
 
 gb_internal LLVMTypeRef OdinLLVMGetArrayElementType(LLVMTypeRef type);