diff --git a/src/avclandrv.c b/src/avclandrv.c
index cfb1647..67bfdee 100644
--- a/src/avclandrv.c
+++ b/src/avclandrv.c
@@ -833,15 +833,6 @@ void AVCLan_Register() {
   AVCLan_SendAnswer();
 }
 
-/* Increment packed 2-digit BCD number.
-   WARNING: Overflow behavior is incorrect (e.g. `incBCD(0x99) != 0x00`) */
-uint8_t incBCD(uint8_t data) {
-  if ((data & 0x9) == 0x9)
-    return (data + 7);
-
-  return (data + 1);
-}
-
 void AVCLAN_printframe(const AVCLAN_frame_t *frame) {
   if (frame->peripheral_addr == CD_ID ||
       (frame->broadcast && frame->peripheral_addr == 0x1FF))
diff --git a/src/avclandrv.h b/src/avclandrv.h
index d094104..287940c 100644
--- a/src/avclandrv.h
+++ b/src/avclandrv.h
@@ -104,8 +104,6 @@ void AVCLan_Send_Status();
 void AVCLan_Register();
 uint8_t AVCLan_SendAnswer();
 
-uint8_t incBCD(uint8_t data);
-
 extern uint8_t cd_Track;
 extern uint8_t cd_Time_Min;
 extern uint8_t cd_Time_Sec;
diff --git a/src/sniffer.c b/src/sniffer.c
index 02faa71..0de74a9 100644
--- a/src/sniffer.c
+++ b/src/sniffer.c
@@ -263,6 +263,15 @@ void general_GPIO_init() {
   PORTC.PIN1CTRL = PORT_ISC_INPUT_DISABLE_gc; // WOD
 }
 
+/* Increment packed 2-digit BCD number.
+   WARNING: Overflow behavior is incorrect (e.g. `incBCD(0x99) != 0x00`) */
+uint8_t incBCD(uint8_t data) {
+  if ((data & 0x9) == 0x9)
+    return (data + 7);
+
+  return (data + 1);
+}
+
 // Periodic interrupt with a 1 sec period
 ISR(RTC_PIT_vect) {
   if (CD_Mode == stPlay) {