diff --git a/samples/Common.c b/samples/Common.c
index 6172272e04..97898a13da 100644
--- a/samples/Common.c
+++ b/samples/Common.c
@@ -747,7 +747,7 @@ STATUS createSampleConfiguration(PCHAR channelName, SIGNALING_CHANNEL_ROLE_TYPE
     CHK(NULL != (pSampleConfiguration = (PSampleConfiguration) MEMCALLOC(1, SIZEOF(SampleConfiguration))), STATUS_NOT_ENOUGH_MEMORY);
 
 #ifdef IOT_CORE_ENABLE_CREDENTIALS
-    PCHAR pIotCoreCredentialEndPoint, pIotCoreCert, pIotCorePrivateKey, pIotCoreRoleAlias, pIotCoreThingName, pIotCoreCertificateId;
+    PCHAR pIotCoreCredentialEndPoint, pIotCoreCert, pIotCorePrivateKey, pIotCoreRoleAlias, pIotCoreCertificateId;
     CHK_ERR((pIotCoreCredentialEndPoint = getenv(IOT_CORE_CREDENTIAL_ENDPOINT)) != NULL, STATUS_INVALID_OPERATION,
             "AWS_IOT_CORE_CREDENTIAL_ENDPOINT must be set");
     CHK_ERR((pIotCoreCert = getenv(IOT_CORE_CERT)) != NULL, STATUS_INVALID_OPERATION, "AWS_IOT_CORE_CERT must be set");