diff --git a/rtos/include/rtos/Queue.h b/rtos/include/rtos/Queue.h
index 5b7052fd844..81e261aad15 100644
--- a/rtos/include/rtos/Queue.h
+++ b/rtos/include/rtos/Queue.h
@@ -29,6 +29,7 @@
 #include "rtos/Kernel.h"
 #include "platform/mbed_error.h"
 #include "platform/NonCopyable.h"
+#include "platform/mbed_assert.h"
 
 #if MBED_CONF_RTOS_PRESENT || defined(DOXYGEN_ONLY)