1 files changed, 1 insertions, 1 deletions
diff --git a/parser.l b/parser.l
index 02465e26..4b796385 100644
--- a/parser.l
+++ b/parser.l
@@ -1471,5 +1471,5 @@ void scrub_scanner(scanner_t *yyg, int yy_char, wchar_t *lexeme)
 void parser_l_init(void)
 {
   prot1(&form_to_ln_hash);
-  form_to_ln_hash = make_eq_hash(t, nil);
+  form_to_ln_hash = make_eq_hash(hash_weak_keys);
 }