diff --git a/.gitattributes b/.gitattributes
index 14e13ea80c..53379ace96 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -1,4 +1,6 @@
 * text eol=lf
+*.png -text
+samples/order/testdata/* -text
 /internal/website/data/examples.json  linguist-generated=true
 **/testdata/**/*.yaml    linguist-generated=true
 **/testdata/**/*.replay  linguist-generated=true