diff --git a/libtcc.c b/libtcc.c
index b138fd93..c500e45b 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -924,7 +924,7 @@ LIBTCCAPI TCCState *tcc_new(void)
     /* standard defines */
     tcc_define_symbol(s, "__STDC__", NULL);
     tcc_define_symbol(s, "__STDC_VERSION__", "199901L");
-    tcc_define_symbol(s, "__STDC_HOSTED__", NULL);
+    tcc_define_symbol(s, "__STDC_HOSTED__", 1);
 
     /* target defines */
 #if defined(TCC_TARGET_I386)