diff --git a/.gitignore b/.gitignore
index b055d8c..46ce104 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,6 +7,7 @@ ChangeLog
 *.a
 *.log
 *.trs
+.dirstamp
 .deps/
 .libs/
 Makefile
diff --git a/configure.ac b/configure.ac
index 326bdb4..ad5fa25 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,7 +6,7 @@ AC_CONFIG_SRCDIR([src/fgetln.c])
 AC_CONFIG_AUX_DIR([build-aux])
 AC_CONFIG_MACRO_DIR([m4])
 
-AM_INIT_AUTOMAKE([1.8 foreign nostdinc no-dist-gzip dist-xz])
+AM_INIT_AUTOMAKE([1.9 foreign nostdinc subdir-objects no-dist-gzip dist-xz])
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
                             [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])