diff --git a/src/system/boot/loader/file_systems/fat/Directory.cpp b/src/system/boot/loader/file_systems/fat/Directory.cpp
index 55cf45d45b..4c9398d047 100644
--- a/src/system/boot/loader/file_systems/fat/Directory.cpp
+++ b/src/system/boot/loader/file_systems/fat/Directory.cpp
@@ -16,7 +16,8 @@
 #include <stdint.h>
 #include <stdio.h>
 
-#define TRACE(x) dprintf x
+//#define TRACE(x) dprintf x
+#define TRACE(x) do {} while (0)
 
 namespace FATFS {
 
diff --git a/src/system/boot/loader/file_systems/fat/File.cpp b/src/system/boot/loader/file_systems/fat/File.cpp
index 1d585d2475..690bd49db7 100644
--- a/src/system/boot/loader/file_systems/fat/File.cpp
+++ b/src/system/boot/loader/file_systems/fat/File.cpp
@@ -12,7 +12,8 @@
 #include <unistd.h>
 
 
-#define TRACE(x) dprintf x
+//#define TRACE(x) dprintf x
+#define TRACE(x) do {} while (0)
 
 
 namespace FATFS {
diff --git a/src/system/boot/loader/file_systems/fat/Stream.cpp b/src/system/boot/loader/file_systems/fat/Stream.cpp
index c2212fcfa2..cd03d5ec02 100644
--- a/src/system/boot/loader/file_systems/fat/Stream.cpp
+++ b/src/system/boot/loader/file_systems/fat/Stream.cpp
@@ -19,7 +19,8 @@
 #include <unistd.h>
 #include <string.h>
 
-#define TRACE(x) dprintf x
+//#define TRACE(x) dprintf x
+#define TRACE(x) do {} while (0)
 
 
 using namespace FATFS;
diff --git a/src/system/boot/loader/file_systems/fat/Volume.cpp b/src/system/boot/loader/file_systems/fat/Volume.cpp
index 5212d45bb4..198f7601b9 100644
--- a/src/system/boot/loader/file_systems/fat/Volume.cpp
+++ b/src/system/boot/loader/file_systems/fat/Volume.cpp
@@ -18,7 +18,8 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-#define TRACE(x) dprintf x
+//#define TRACE(x) dprintf x
+#define TRACE(x) do {} while (0)
 
 using namespace FATFS;