diff --git a/libraries/AP_KDECAN/AP_KDECAN.cpp b/libraries/AP_KDECAN/AP_KDECAN.cpp
index f00a752777..48e1cd3f0c 100644
--- a/libraries/AP_KDECAN/AP_KDECAN.cpp
+++ b/libraries/AP_KDECAN/AP_KDECAN.cpp
@@ -35,7 +35,11 @@
 #if HAL_MAX_CAN_PROTOCOL_DRIVERS
 extern const AP_HAL::HAL& hal;
 
+#if HAL_ENABLE_LIBUAVCAN_DRIVERS
 #define debug_can(level_debug, fmt, args...) do { AP::can().log_text(level_debug, "KDECAN", fmt, ##args); } while (0)
+#else
+#define debug_can(level_debug, fmt, args...)
+#endif
 
 #define DEFAULT_NUM_POLES 14