diff --git a/arch/arm/src/armv7-m/etm.h b/arch/arm/src/armv7-m/etm.h
index 5af02d45d7..eef1ba85d0 100644
--- a/arch/arm/src/armv7-m/etm.h
+++ b/arch/arm/src/armv7-m/etm.h
@@ -70,7 +70,7 @@
  *******************************************************************************************************************************/
 /* ETM Register Base Address ***************************************************************************************************/
 
-#define ETM_BASE
+#define ETM_BASE                                      (0xe0041000ul)
 
 /* ETM Register Offsets ********************************************************************************************************/