diff --git a/packages/@glimmer/runtime/lib/vm/update.ts b/packages/@glimmer/runtime/lib/vm/update.ts
index a78e2c1f3..c969aebf9 100644
--- a/packages/@glimmer/runtime/lib/vm/update.ts
+++ b/packages/@glimmer/runtime/lib/vm/update.ts
@@ -431,8 +431,8 @@ export class ListBlockOpcode extends BlockOpcode {
     }
     for (const opcode of opcodes) {
       destroy(opcode);
-      clear(opcode);
     }
+    clear(this.bounds);
     this.opcodeMap.clear();
   }