diff --git a/cranelift/codegen/src/context.rs b/cranelift/codegen/src/context.rs
index df7df0da17..d233946a65 100644
--- a/cranelift/codegen/src/context.rs
+++ b/cranelift/codegen/src/context.rs
@@ -180,7 +180,7 @@ impl Context {
         }
 
         if let Some(backend) = isa.get_mach_backend() {
-            let result = backend.compile_function(&mut self.func, self.want_disasm)?;
+            let result = backend.compile_function(&self.func, self.want_disasm)?;
             let info = result.code_info();
             self.mach_compile_result = Some(result);
             Ok(info)