diff --git a/sim_card.c b/sim_card.c
index 7605d4a..9bfd34b 100644
--- a/sim_card.c
+++ b/sim_card.c
@@ -62,12 +62,13 @@
     and the backward translation table. Which is generated from the table.
 */
 
-#if defined(USE_SIM_CARD)
 
 #include <ctype.h>
 #include "sim_defs.h"
 #include "sim_card.h"
 
+#if defined(USE_SIM_CARD)
+
 #define card_ctx up8
 
 #define CARD_EOF          0x1000         /* This card is end of file card. */