diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..c2443da
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,4 @@
+# https://akikoskinen.info/image-diffs-with-git/
+*.gif diff=image
+*.jpg diff=image
+*.png diff=image