diff --git a/.gitignore b/.gitignore
index 46cec31..d6dcf0c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,5 +15,5 @@ spec/reports
 test/tmp
 test/version_tmp
 tmp
-*.gnucash
 test.rb
+spec/books/*.gnucash.*.*
diff --git a/spec/books/sample.gnucash b/spec/books/sample.gnucash
new file mode 100644
index 0000000..4c155e6
Binary files /dev/null and b/spec/books/sample.gnucash differ