diff --git a/avr/common/divide.asm b/avr/common/divide.asm
index c7109e6..0609b02 100644
--- a/avr/common/divide.asm
+++ b/avr/common/divide.asm
@@ -27,14 +27,14 @@
 ; @param  R23:R22 16 bit value B
 ; @return R17:R16 16 bit result
 ; @return R19:R18 16 bit remainder
-; @clobbers 
+; @clobbers R25
 
 Utils_Divu16_16_16:
   mov r16, r20                    ; r17:r16=result (intitially: dividend)
   mov r17, r21
   clr r18                         ; r19:r18=remainder
   clr r19
-  ldi r26, 16                     ; 16 bits to divide
+  ldi r25, 16                     ; 16 bits to divide
 Utils_Divu16_16_16_loop:
     lsl r16                       ; shift 0 bit into result
     rol r17
@@ -51,7 +51,7 @@ Utils_Divu16_16_16_nofit:
     adc r19, r23
     ; r17:r16=result
 Utils_Divu16_16_16_loop_end:
-    dec r26
+    dec r25
   brne Utils_Divu16_16_16_loop
   ret
 ; @end