diff --git a/testcode/lib/tinyshell.c b/testcode/lib/tinyshell.c
index f3b6aa769..141065257 100644
--- a/testcode/lib/tinyshell.c
+++ b/testcode/lib/tinyshell.c
@@ -7,10 +7,17 @@
 
 #ifdef __ATARI__
 #define UPPERCASE      /* define (e.g. for Atari) to convert filenames etc. to upper case */
-#define CHECK_SP
 #define HAVE_SUBDIRS
 #endif
 
+#ifdef __APPLE2__
+#define HAVE_SUBDIRS
+#endif
+
+#ifdef __CC65__
+#define CHECK_SP
+#endif
+
 #define KEYB_BUFSZ 80
 #define PROMPT ">>> "