diff --git a/dtls/server-dtls-threaded.c b/dtls/server-dtls-threaded.c
index f4e6ff44..afbabf10 100644
--- a/dtls/server-dtls-threaded.c
+++ b/dtls/server-dtls-threaded.c
@@ -293,7 +293,6 @@ int main(int argc, char** argv)
         printf("Connected!\n");
 
         if (cleanup != 1) {
-            pthread_t threadid;
             /* SPIN A THREAD HERE TO HANDLE "buff" and "reply/ack" */
             pthread_create(&threadid, NULL, ThreadControl, args);
             printf("control passed to ThreadControl.\n");