diff --git a/include/libdivecomputer/device.h b/include/libdivecomputer/device.h
index 7ba4bd6..1990926 100644
--- a/include/libdivecomputer/device.h
+++ b/include/libdivecomputer/device.h
@@ -84,9 +84,6 @@ dc_device_set_events (dc_device_t *device, unsigned int events, dc_event_callbac
 dc_status_t
 dc_device_set_fingerprint (dc_device_t *device, const unsigned char data[], unsigned int size);
 
-dc_status_t
-dc_device_version (dc_device_t *device, unsigned char data[], unsigned int size);
-
 dc_status_t
 dc_device_read (dc_device_t *device, unsigned int address, unsigned char data[], unsigned int size);