diff --git a/src/sdcard.h b/src/sdcard.h
index 5a4a84391..6049aad0d 100644
--- a/src/sdcard.h
+++ b/src/sdcard.h
@@ -72,12 +72,17 @@ inline const pm_char *SDCARD_ERROR(FRESULT result)
 void sdInit();
 void sdLoad();
 void usbMassStorage();
-bool sdIsHC();
 #else
 void sdPoll10mS();
 #define sdIsHC() 0
 #define CardIsMounted() (true)
 #endif
 
+#if defined(PCBARM) && !defined(SIMU)
+bool sdIsHC();
+#else
+#define sdIsHC() 0
+#endif
+
 #endif