diff --git a/.gitignore b/.gitignore
index c7a2cf20b9..0e301f8c41 100644
--- a/.gitignore
+++ b/.gitignore
@@ -15,3 +15,5 @@ test/ghostty
 test/cases/**/*.actual.png
 
 glad.zip
+/Box_test.ppm
+/Box_test_diff.ppm