diff --git a/src/cpu/testers/traffic_gen/traffic_gen.cc b/src/cpu/testers/traffic_gen/traffic_gen.cc
index 984c9950d..f8eb38d31 100644
--- a/src/cpu/testers/traffic_gen/traffic_gen.cc
+++ b/src/cpu/testers/traffic_gen/traffic_gen.cc
@@ -198,6 +198,9 @@ TrafficGen::update()
         } else {
             DPRINTF(TrafficGen, "Suppressed packet %s 0x%x\n",
                     pkt->cmdString(), pkt->getAddr());
+            delete pkt->req;
+            delete pkt;
+            pkt = nullptr;
         }
     }