1 files changed, 1 insertions, 1 deletions
diff --git a/src/send.c b/src/send.c
index 3726335..624716f 100644
--- a/src/send.c
+++ b/src/send.c
@@ -45,7 +45,7 @@
 /**
  * Number of samples per tone.
  */
-#define N  SAMPLE_RATE / 1000 * DURATION
+#define N  (SAMPLE_RATE / 1000 * DURATION)