diff --git a/src/clockinator.S b/src/clockinator.S
index 8cac1e6..1fe31d6 100644
--- a/src/clockinator.S
+++ b/src/clockinator.S
@@ -11,7 +11,7 @@
 .org 0x0002                 ; INT0 button interrupt (tap tempo)
     ;rjump tap_tempo --> should have timer0_start --> if timer0_overflow_count=0 start timer (?)
 .org 0x0004                 ; TIMER0 overflow
-    rjump timer0_isr
+    rjmp timer0_isr
 .org 0x0006                 ; TIMER1_COMPA
     rjmp    timer1_isr
 .org 0x0012                 ; TIMER0_COMPA