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-rw-r--r--avr/serial.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/avr/serial.c b/avr/serial.c
index a5e2846..e897c84 100644
--- a/avr/serial.c
+++ b/avr/serial.c
@@ -17,7 +17,7 @@ static FILE mystdout = FDEV_SETUP_STREAM(_write,
-#define BUFFER_SIZE 64
+#define BUFFER_SIZE 128
#if ((BUFFER_SIZE-1) & BUFFER_SIZE)
# error: BUFFER_SIZE not power of 2