diff --git a/firmware/target/arm/s3c2440/debug-target.h b/firmware/target/arm/s3c2440/debug-target.h
index 45eccd3be4..76fb08abd8 100755
--- a/firmware/target/arm/s3c2440/debug-target.h
+++ b/firmware/target/arm/s3c2440/debug-target.h
@@ -17,7 +17,7 @@
  *
  ****************************************************************************/
 
-#define DEBUG_CANCEL  BUTTON_A
+#define DEBUG_CANCEL  BUTTON_POWER
 bool __dbg_hw_info(void);
 bool __dbg_ports(void);