diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..d1afdb2
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,6 @@
+/.* export-ignore
+/check_trailing_spaces.sh export-ignore
+/dev-tools/ export-ignore
+/phpmd.xml export-ignore
+/phpunit.xml.dist export-ignore
+/tests/ export-ignore