diff --git a/README.md b/README.md
index 8b97d15..2762845 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
+## MySQL database development files
+
+Sikre at Ubuntu-pakken `libmysqlclient-dev`/`default-libmysqlclient-dev` er installert.
+
 ## autoreconf
 
 	autoreconf --force --install --symlink
diff --git a/configure.ac b/configure.ac
index 9b7bc2b..10471f3 100644
--- a/configure.ac
+++ b/configure.ac
@@ -33,8 +33,8 @@ AC_ARG_WITH(mysql,
 [
   if test "$withval" != "no"; then
         if test "$withval" = "yes"; then
-                MYSQL_INCDIR=/usr/local/include/mysql
-                MYSQL_LIBDIR=/usr/local/lib/mysql
+                MYSQL_INCDIR=/usr/include/mysql
+                MYSQL_LIBDIR=/usr/lib/x86_64-linux-gnu
         else
                 if test -f $withval/include/mysql/mysql.h; then
                         MYSQL_INCDIR=$withval/include/mysql