diff --git a/Ubiquitous/XiZi_AIoT/services/app/Makefile b/Ubiquitous/XiZi_AIoT/services/app/Makefile
index 471b366f6..d962b8cb5 100644
--- a/Ubiquitous/XiZi_AIoT/services/app/Makefile
+++ b/Ubiquitous/XiZi_AIoT/services/app/Makefile
@@ -45,7 +45,7 @@ INC_DIR = 	-I$(KERNEL_ROOT)/services/shell/letter-shell \
 ifeq ($(BOARD), imx6q-sabrelite)
 all: init test_fault simple_client simple_server shell fs_server semaphore_server test_semaphore test_ipc_null test_thread test_irq_hdlr test_irq_block test_irq_send eth_driver epit_server test_net lwip readme.txt | bin
 else 
-all: init test_fault simple_client simple_server shell fs_server test_ipc_null test_thread test_semaphore readme.txt | bin
+all: init test_fault simple_client simple_server shell fs_server semaphore_server test_ipc_null test_thread test_semaphore readme.txt | bin
 endif
 	../tools/mkfs/mkfs ./fs.img $^
 	@mv $(filter-out readme.txt, $^) bin
diff --git a/Ubiquitous/XiZi_AIoT/services/app/test_semaphore.c b/Ubiquitous/XiZi_AIoT/services/app/test_semaphore.c
index a682ec11b..6492fd35e 100644
--- a/Ubiquitous/XiZi_AIoT/services/app/test_semaphore.c
+++ b/Ubiquitous/XiZi_AIoT/services/app/test_semaphore.c
@@ -66,6 +66,7 @@ int main(int argc, char** argv)
 
     printf("test thread sum after %d signal: 0x%x\n", NR_THREADS, sum);
 
+    semaphore_free(sem_id);
     exit(0);
     return 0;
 }