diff --git a/configure.ac b/configure.ac
index dec031485a..5b42240a02 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 dnl Process this file with autoconf to produce a configure script.
-AC_PREREQ(2.58)
+AC_PREREQ(2.69)
 
 dnl ---------------------------------------------------------------------------
 dnl