diff --git a/config/rootfiles/common/autoconf b/config/rootfiles/common/autoconf
index a351b29c6..bdd106b1a 100644
--- a/config/rootfiles/common/autoconf
+++ b/config/rootfiles/common/autoconf
@@ -19,6 +19,7 @@
 #usr/share/autoconf/Autom4te/XFile.pm
 #usr/share/autoconf/INSTALL
 #usr/share/autoconf/autoconf
+#usr/share/autoconf/autoconf/a68.m4
 #usr/share/autoconf/autoconf/autoconf.m4
 #usr/share/autoconf/autoconf/autoconf.m4f
 #usr/share/autoconf/autoconf/autoheader.m4
@@ -40,6 +41,7 @@
 #usr/share/autoconf/autoconf/status.m4
 #usr/share/autoconf/autoconf/trailer.m4
 #usr/share/autoconf/autoconf/types.m4
+#usr/share/autoconf/autoconf_version.m4
 #usr/share/autoconf/autom4te.cfg
 #usr/share/autoconf/autoscan
 #usr/share/autoconf/autoscan/autoscan.list
@@ -58,7 +60,6 @@
 #usr/share/autoconf/m4sugar/m4sh.m4f
 #usr/share/autoconf/m4sugar/m4sugar.m4
 #usr/share/autoconf/m4sugar/m4sugar.m4f
-#usr/share/autoconf/version.m4
 #usr/share/info/autoconf.info
 #usr/share/info/standards.info
 #usr/share/man/man1/autoconf.1
diff --git a/lfs/autoconf b/lfs/autoconf
index 43033d6db..2c8542bbc 100644
--- a/lfs/autoconf
+++ b/lfs/autoconf
@@ -1,7 +1,7 @@
 ###############################################################################
 #                                                                             #
 # IPFire.org - A linux based firewall                                         #
-# Copyright (C) 2007-2024  IPFire Team  <info@ipfire.org>                     #
+# Copyright (C) 2007-2026  IPFire Team  <info@ipfire.org>                     #
 #                                                                             #
 # This program is free software: you can redistribute it and/or modify        #
 # it under the terms of the GNU General Public License as published by        #
@@ -24,7 +24,7 @@
 
 include Config
 
-VER        = 2.72
+VER        = 2.73
 
 THISAPP    = autoconf-$(VER)
 DL_FILE    = $(THISAPP).tar.xz
@@ -39,7 +39,7 @@ objects = $(DL_FILE)
 
 $(DL_FILE) = $(DL_FROM)/$(DL_FILE)
 
-$(DL_FILE)_BLAKE2 = 01caeced9e53d8bd39fb0cf4929322f0d463971b0a96368aa55892026897a9e98c2ca84a77db1b3c6c4483aea54b96da16a7bc00b7ac15e23c6b0471438012db
+$(DL_FILE)_BLAKE2 = b5f0b9d3baf883148de8f1d7ae102b8742c0bf57b9ae44286f0da1fef82d7ea8dd1117f04cc85f52254e282f886780165b9773953b3d8ed89130b8419cd288f7
 
 install : $(TARGET)
 
@@ -71,7 +71,7 @@ $(TARGET) : $(patsubst %,$(DIR_DL)/%,$(objects))
 	@rm -rf $(DIR_APP) && cd $(DIR_SRC) && tar Jxf $(DIR_DL)/$(DL_FILE)
 	$(UPDATE_AUTOMAKE)
 	cd $(DIR_APP) && ./configure \
-		--prefix=/usr
+				--prefix=/usr
 	cd $(DIR_APP) && make $(MAKETUNING)
 	cd $(DIR_APP) && make install
 	@rm -rf $(DIR_APP)