diff --git a/lib/include/srslte/mac/pdu.h b/lib/include/srslte/mac/pdu.h
index 0f9659d5a..63d58e527 100644
--- a/lib/include/srslte/mac/pdu.h
+++ b/lib/include/srslte/mac/pdu.h
@@ -195,6 +195,7 @@ public:
       nof_subheaders--;
     }
     if (cur_idx >= 0) {
+      subheaders[cur_idx].init();
       cur_idx--;
     }
   }