diff --git a/configure.ac b/configure.ac
index 5cbe3616059f02779d80d809dfb8a44e41621fc2..ce9c0dec45f6a331d52f241ec98fa6b3ed47e7a4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -30,6 +30,8 @@ AC_REVISION($Revision$)
 case "${host_os}" in
      freebsd*)
      ac_default_prefix=/usr/local
+     CPPFLAGS=-I/usr/local/include
+     LDFLAGS=-L/usr/local/lib
      ;;
      *)
      ac_default_prefix=/usr