diff --git a/tests/Mqtt5ClientTest.cpp b/tests/Mqtt5ClientTest.cpp
index a54bf3991..20504dd02 100644
--- a/tests/Mqtt5ClientTest.cpp
+++ b/tests/Mqtt5ClientTest.cpp
@@ -3187,7 +3187,6 @@ static int s_TestMqtt5to3AdapterNullPubAck(Aws::Crt::Allocator *allocator, void
         mqtt5TestVars.m_private_key_path_string.c_str(),
         allocator);
     ASSERT_TRUE(builder);
-    uint8_t received = 0;
     std::mutex mutex;
     std::condition_variable cv;