diff --git a/avr/modules/com2/lowlevel.asm b/avr/modules/com2/lowlevel.asm
index f4e6031..926a24c 100644
--- a/avr/modules/com2/lowlevel.asm
+++ b/avr/modules/com2/lowlevel.asm
@@ -216,7 +216,7 @@ com2WaitForAttnState1ms_stateReached:
 ; REGS: r22
 
 com2WaitFor10MicroSecs:
-    Utils_WaitNanoSecs 10000, 3+4, r22            ; wait for 10us (minus RCALL and RET)
+    Utils_WaitNanoSecs 10000, 7, r22            ; wait for 10us (minus RCALL and RET)
     ret