diff --git a/lib.c b/lib.c
index 7e62cde0..404b8fcb 100644
--- a/lib.c
+++ b/lib.c
@@ -140,7 +140,7 @@ import(pic_state *pic, pic_value spec)
   xh_begin(&it, &imports);
   while (xh_next(&it)) {
 
-#if 1
+#if DEBUG
     printf("* importing %s as %s\n", pic_symbol_name(pic, xh_key(it.e, pic_sym)), pic_symbol_name(pic, xh_val(it.e, pic_sym)));
 #endif