diff --git a/BasiliskII/src/Unix/configure.ac b/BasiliskII/src/Unix/configure.ac
index 7054cbec..c1111de5 100644
--- a/BasiliskII/src/Unix/configure.ac
+++ b/BasiliskII/src/Unix/configure.ac
@@ -1,7 +1,8 @@
 dnl Process this file with autoconf to produce a configure script.
 dnl Written in 2002 by Christian Bauer et al.
 
-AC_INIT(main_unix.cpp)
+AC_INIT([Basilisk II], 1.0, [Christian.Bauer@uni-mainz.de], BasiliskII)
+AC_CONFIG_SRCDIR(main_unix.cpp)
 AC_PREREQ(2.52)
 AC_CONFIG_HEADER(config.h)
 
@@ -1105,7 +1106,8 @@ AC_SUBST(DEFINES)
 AC_SUBST(SYSSRCS)
 AC_SUBST(CPUINCLUDES)
 AC_SUBST(CPUSRCS)
-AC_OUTPUT(Makefile)
+AC_CONFIG_FILES([Makefile])
+AC_OUTPUT
 
 dnl Print summary.
 echo