diff --git a/.gitignore b/.gitignore
index 6a8aa0dc..4c8d56d5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -23,3 +23,4 @@ configure
 configure.scan
 stamp-h1
 *~
+*dirstamp
diff --git a/configure.ac b/configure.ac
index ce281604..b527351b 100644
--- a/configure.ac
+++ b/configure.ac
@@ -6,7 +6,7 @@ AC_INIT([profanity], [0.10], [boothj5web@gmail.com])
 AC_CONFIG_SRCDIR([src/main.c])
 AC_CONFIG_HEADERS([src/config.h])
 AC_CONFIG_AUX_DIR([build-aux])
-AM_INIT_AUTOMAKE([foreign])
+AM_INIT_AUTOMAKE([foreign subdir-objects])
 
 # Checks for programs.
 AC_PROG_CC