diff --git a/ChangeLog b/ChangeLog
index 75e65008..40400e37 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2021-12-05  Joerg Wunsch <j.gnu@uriah.heep.sax.de>
+
+	* configure.ac (AC_INIT): Bump version date
+	* configure.ac (enabled_parport): Default to "no"
+
 2021-12-03  Joerg Wunsch <j.gnu@uriah.heep.sax.de>
 
 	Submitted by Alex Sverdlin:
diff --git a/NEWS b/NEWS
index a8dcca04..8a147eb5 100644
--- a/NEWS
+++ b/NEWS
@@ -24,6 +24,8 @@ Current:
     - some improvements in linuxspi driver
     - Use -B <bitclock> rather than -b <baudrate> for linuxspi driver
     - unused lock byte bits are not masked on read anymore
+    - parport support disabled by default; configure with
+      --enable-parport to explicitly enable it
 
   * New devices supported:
 
diff --git a/configure.ac b/configure.ac
index 45b05e63..057f7d79 100644
--- a/configure.ac
+++ b/configure.ac
@@ -23,7 +23,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.60)
-AC_INIT(avrdude, 6.3-20171130, avrdude-dev@nongnu.org)
+AC_INIT(avrdude, 6.3-20211205, avrdude-dev@nongnu.org)
 
 AC_CANONICAL_BUILD
 AC_CANONICAL_HOST
@@ -322,7 +322,7 @@ AC_ARG_ENABLE(
 		no)  enabled_parport=no ;;
 		*)   AC_MSG_ERROR(bad value ${enableval} for enable-parport option) ;;
 		esac],
-	[enabled_parport=yes])
+	[enabled_parport=no])
 	
 AC_ARG_ENABLE(
 	[linuxgpio],