diff --git a/applications/threadx_demo/main.cpp b/applications/threadx_demo/main.cpp
index dc9055b..bf65085 100644
--- a/applications/threadx_demo/main.cpp
+++ b/applications/threadx_demo/main.cpp
@@ -167,7 +167,7 @@
     TX_SEMAPHORE *semaphore;
 
     semaphore = new TX_SEMAPHORE;
-    status    = tx_semaphore_create(semaphore, nullptr, 1);
+    status    = tx_semaphore_create(semaphore, nullptr, 0);
 
     if (status != TX_SUCCESS) {
         printf("Semaphore create failed, error - %d\n", status);