diff --git a/samples/boards/nordic/coresight_stm/src/main.c b/samples/boards/nordic/coresight_stm/src/main.c
index b788d4fc15d9..a92b4dbe6da6 100644
--- a/samples/boards/nordic/coresight_stm/src/main.c
+++ b/samples/boards/nordic/coresight_stm/src/main.c
@@ -16,6 +16,7 @@ LOG_MODULE_REGISTER(app);
 #define TEST_LOG(rpt, item)                                                                        \
 	({                                                                                         \
 		uint32_t key = irq_lock();                                                         \
+		__DEBRACKET item;                                                                  \
 		uint32_t t = k_cycle_get_32();                                                     \
 		for (uint32_t i = 0; i < rpt; i++) {                                               \
 			__DEBRACKET item;                                                          \