diff --git a/libraries/AP_Proximity/AP_Proximity.h b/libraries/AP_Proximity/AP_Proximity.h
index 1c224b6981..d095ba9093 100644
--- a/libraries/AP_Proximity/AP_Proximity.h
+++ b/libraries/AP_Proximity/AP_Proximity.h
@@ -14,11 +14,7 @@
  */
 #pragma once
 
-#include <AP_HAL/AP_HAL_Boards.h>
-
-#ifndef HAL_PROXIMITY_ENABLED
-#define HAL_PROXIMITY_ENABLED (!HAL_MINIMIZE_FEATURES && BOARD_FLASH_SIZE > 1024)
-#endif
+#include "AP_Proximity_config.h"
 
 #if HAL_PROXIMITY_ENABLED
 
diff --git a/libraries/AP_Proximity/AP_Proximity_config.h b/libraries/AP_Proximity/AP_Proximity_config.h
new file mode 100644
index 0000000000..92e87818bd
--- /dev/null
+++ b/libraries/AP_Proximity/AP_Proximity_config.h
@@ -0,0 +1,7 @@
+#pragma once
+
+#include <AP_HAL/AP_HAL_Boards.h>
+
+#ifndef HAL_PROXIMITY_ENABLED
+#define HAL_PROXIMITY_ENABLED (!HAL_MINIMIZE_FEATURES && BOARD_FLASH_SIZE > 1024)
+#endif
diff --git a/libraries/AP_Proximity/LogStructure.h b/libraries/AP_Proximity/LogStructure.h
index 809a35c3c0..3f13268fd4 100644
--- a/libraries/AP_Proximity/LogStructure.h
+++ b/libraries/AP_Proximity/LogStructure.h
@@ -1,6 +1,7 @@
 #pragma once
 
 #include <AP_Logger/LogStructure.h>
+#include "AP_Proximity_config.h"
 
 #define LOG_IDS_FROM_PROXIMITY \
     LOG_PROXIMITY_MSG, \
@@ -70,8 +71,12 @@ struct PACKED log_Proximity_raw {
 };
 
 
+#if HAL_PROXIMITY_ENABLED
 #define LOG_STRUCTURE_FROM_PROXIMITY \
     { LOG_PROXIMITY_MSG, sizeof(log_Proximity), \
       "PRX", "QBBfffffffffff", "TimeUS,Layer,He,D0,D45,D90,D135,D180,D225,D270,D315,DUp,CAn,CDis", "s#-mmmmmmmmmhm", "F--00000000000", true }, \
     { LOG_RAW_PROXIMITY_MSG, sizeof(log_Proximity_raw), \
       "PRXR", "QBffffffff", "TimeUS,Layer,D0,D45,D90,D135,D180,D225,D270,D315", "s#mmmmmmmm", "F-00000000", true },
+#else
+#define LOG_STRUCTURE_FROM_PROXIMITY
+#endif