diff --git a/ports/linux/dlmstp.c b/ports/linux/dlmstp.c
index 59ed895a..0af1a24f 100644
--- a/ports/linux/dlmstp.c
+++ b/ports/linux/dlmstp.c
@@ -720,7 +720,6 @@ void dlmstp_get_broadcast_address(BACNET_ADDRESS *dest)
 
 bool dlmstp_init(char *ifname)
 {
-    unsigned long hThread = 0;
     pthread_condattr_t attr;
     int rv = 0;