diff --git a/src/bpm.inc b/src/bpm.inc
index 273d7fc..b31fc22 100644
--- a/src/bpm.inc
+++ b/src/bpm.inc
@@ -3,7 +3,7 @@
     ldi     r19,        \target_low
 .endm
 
-.MACRO TICKS_TO_BPM:
+.MACRO TICKS_TO_BPM
     reti
 .endm