diff --git a/TESTS/mbed_hal/watchdog/main.cpp b/TESTS/mbed_hal/watchdog/main.cpp
index 58cf5be088..2b8d58b4af 100644
--- a/TESTS/mbed_hal/watchdog/main.cpp
+++ b/TESTS/mbed_hal/watchdog/main.cpp
@@ -69,7 +69,7 @@ using utest::v1::Harness;
 
 const watchdog_config_t WDG_CONFIG_DEFAULT = { .timeout_ms = WDG_TIMEOUT_MS };
 
-Thread wdg_kicking_thread;
+Thread wdg_kicking_thread(osPriorityNormal, 768);
 Semaphore kick_wdg_during_test_teardown(0, 1);
 
 void wdg_kicking_thread_fun()