diff --git a/tools/tarball b/tools/tarball
index 4c23ecf8..bc0994c1 100755
--- a/tools/tarball
+++ b/tools/tarball
@@ -3,7 +3,7 @@
 # Assumes that the directory name is xaos-code/tools where we currently are.
 # Be careful: this script will delete files without asking questions!
 
-NAME=xaos-`cat configure.in | grep AC_INIT | cut -f2 -d, | sed s/"\["// | sed s/"\]"//`
+NAME=xaos-`cat ../configure.in | grep AC_INIT | cut -f2 -d, | sed s/"\["// | sed s/"\]"//`
 
 test -x tarball || exit 1 # Sorry, this script should be run inside its directory.