diff --git a/src/rust/iced-x86/src/code_asm.rs b/src/rust/iced-x86/src/code_asm.rs
index e968e9e4f..5a3ba664e 100644
--- a/src/rust/iced-x86/src/code_asm.rs
+++ b/src/rust/iced-x86/src/code_asm.rs
@@ -207,6 +207,7 @@ impl CodeLabel {
 
 /// Result of assembling the instructions
 #[derive(Debug)]
+#[cfg_attr(not(feature = "exhaustive_enums"), non_exhaustive)]
 pub struct CodeAssemblerResult {
 	/// Inner `BlockEncoder` result
 	pub inner: BlockEncoderResult,