diff --git a/ext/json/ext/parser/extconf.rb b/ext/json/ext/parser/extconf.rb
index 9e141a72..91d2400b 100644
--- a/ext/json/ext/parser/extconf.rb
+++ b/ext/json/ext/parser/extconf.rb
@@ -17,7 +17,7 @@
 
 def have_builtin_func(name, check_expr, opt = "", &b)
   checking_for checking_message(name.funcall_style, nil, opt) do
-    if try_compile(<<SRC, opt, &b)
+    if try_link(<<SRC, opt, &b)
 int foo;
 int main() { #{check_expr}; return 0; }
 SRC