diff --git a/block/blkmemory.c b/block/blkmemory.c
index 9bd5865ff7..8b60afdcdd 100644
--- a/block/blkmemory.c
+++ b/block/blkmemory.c
@@ -30,7 +30,7 @@
 
 #include "block/blkmemory.h"
 
-// #define DEBUG_BLKMEMORY
+#define DEBUG_BLKMEMORY
 
 typedef struct BDRVMemoryState {
     uint64_t size;
diff --git a/hw/xbox/lpcsega.c b/hw/xbox/lpcsega.c
index 1d1af892cb..049644149d 100644
--- a/hw/xbox/lpcsega.c
+++ b/hw/xbox/lpcsega.c
@@ -42,8 +42,8 @@
 #define ISA_LPCSEGA_DEVICE(obj) \
     OBJECT_CHECK(ISALPCSEGAState, (obj), TYPE_ISA_LPCSEGA_DEVICE)
 
-// #define DEBUG
-#ifdef DEBUG
+#define DEBUG_SEGA
+#ifdef DEBUG_SEGA
 # define DPRINTF(format, ...) printf(format, ## __VA_ARGS__)
 #else
 # define DPRINTF(format, ...) do { } while (0)