diff --git a/configure.ac b/configure.ac
index b6723a396..a8c2e9daf 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_PREREQ(2.64)
+AC_PREREQ([2.69])
 AC_INIT([openocd], [0.11.0+dev],
   [OpenOCD Mailing List <openocd-devel@lists.sourceforge.net>])
 AC_CONFIG_SRCDIR([src/openocd.c])