diff --git a/lib/include/srslte/upper/rlc_common.h b/lib/include/srslte/upper/rlc_common.h
index 507de1d65..52e22b2f2 100644
--- a/lib/include/srslte/upper/rlc_common.h
+++ b/lib/include/srslte/upper/rlc_common.h
@@ -307,7 +307,7 @@ private:
   void queue_tx_sdu(unique_byte_buffer_t sdu)
   {
     // Do not block ever
-    if (!tx_sdu_resume_queue.try_push(std::move(sdu)).first) {
+    if (not tx_sdu_resume_queue.try_push(std::move(sdu))) {
       srslte::logmap::get("RLC ")->warning("Dropping SDUs while bearer suspended.\n");
       return;
     }