diff --git a/autogen.sh b/autogen.sh
index d844cd935..a922f60e1 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -7,7 +7,7 @@ if [ "`/usr/bin/uname 2>&1`" = "OpenBSD" ]; then
         AUTOMAKE_VERSION=1.16; export AUTOMAKE_VERSION
     fi
     if [ X"$AUTOCONF_VERSION" = X"" ]; then
-        AUTOCONF_VERSION=2.69; export AUTOCONF_VERSION
+        AUTOCONF_VERSION=2.71; export AUTOCONF_VERSION
     fi
 fi