diff --git a/src/nouveau/compiler/nak/assign_regs.rs b/src/nouveau/compiler/nak/assign_regs.rs
index 8ff732ba69b..7cfbfa2351b 100644
--- a/src/nouveau/compiler/nak/assign_regs.rs
+++ b/src/nouveau/compiler/nak/assign_regs.rs
@@ -1387,14 +1387,14 @@ impl AssignRegsBlock {
             pcopy.push(dst.into(), src.into());
         }
 
-        if DEBUG.annotate() {
-            b.instrs.push(Instr::new_boxed(OpAnnotate {
-                annotation: "generated by assign_regs".into(),
-            }));
-        }
+        let ann = OpAnnotate {
+            annotation: "generated by assign_regs".into(),
+        };
         if b.branch().is_some() {
+            b.instrs.insert(b.instrs.len() - 1, Instr::new_boxed(ann));
             b.instrs.insert(b.instrs.len() - 1, Instr::new_boxed(pcopy));
         } else {
+            b.instrs.push(Instr::new_boxed(ann));
             b.instrs.push(Instr::new_boxed(pcopy));
         }
     }