1 files changed, 2 insertions, 1 deletions
diff --git a/eval.c b/eval.c
index 5b7065e4..f3b94211 100644
--- a/eval.c
+++ b/eval.c
@@ -442,7 +442,8 @@ val lookup_fun(val env, val sym)
         val type = or2(find_struct_type(strct),
                        if2(lisplib_try_load(strct),
                          find_struct_type(strct)));
-        return if2(type, cons(sym, static_slot(type, slot)));
+        return if2(and2(type, static_slot_p(type, slot)),
+                   cons(sym, static_slot(type, slot)));
       } else if (car(sym) == macro_s) {
         return lookup_mac(nil, cadr(sym));
       }