diff --git a/drivers/soc/ti/knav_qmss_queue.c b/drivers/soc/ti/knav_qmss_queue.c
index b8210479ec99..d5fc00979628 100644
--- a/drivers/soc/ti/knav_qmss_queue.c
+++ b/drivers/soc/ti/knav_qmss_queue.c
@@ -64,7 +64,7 @@ static DEFINE_MUTEX(knav_dev_lock);
  * Newest followed by older ones. Search is done from start of the array
  * until a firmware file is found.
  */
-const char *knav_acc_firmwares[] = {"ks2_qmss_pdsp_acc48.bin"};
+static const char * const knav_acc_firmwares[] = {"ks2_qmss_pdsp_acc48.bin"};
 
 static bool device_ready;
 bool knav_qmss_device_ready(void)