diff --git a/src/internet/test/ipv4-fragmentation-test.cc b/src/internet/test/ipv4-fragmentation-test.cc
index 40329c613..5497ae0c6 100644
--- a/src/internet/test/ipv4-fragmentation-test.cc
+++ b/src/internet/test/ipv4-fragmentation-test.cc
@@ -465,6 +465,7 @@ Ipv4FragmentationTest::DoRun (void)
           NS_TEST_EXPECT_MSG_NE (byteTag, 0, "ByteTag not found");
           item.GetTag (*byteTag);
           NS_TEST_EXPECT_MSG_EQ (byteTag->getToken (), 42, "ByteTag value not correct");
+          delete byteTag;
         }
       NS_TEST_EXPECT_MSG_EQ (end, m_receivedPacketServer->GetSize (), "trivial");
     }
diff --git a/src/internet/test/ipv6-fragmentation-test.cc b/src/internet/test/ipv6-fragmentation-test.cc
index 20c042197..71738be24 100644
--- a/src/internet/test/ipv6-fragmentation-test.cc
+++ b/src/internet/test/ipv6-fragmentation-test.cc
@@ -479,6 +479,7 @@ Ipv6FragmentationTest::DoRun (void)
           NS_TEST_EXPECT_MSG_NE (byteTag, 0, "ByteTag not found");
           item.GetTag (*byteTag);
           NS_TEST_EXPECT_MSG_EQ (byteTag->getToken (), 42, "ByteTag value not correct");
+          delete byteTag;
         }
       NS_TEST_EXPECT_MSG_EQ (end, m_receivedPacketServer->GetSize (), "trivial");
     }