diff --git a/.gitignore b/.gitignore
index c75fdbc..54fe25e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,6 +4,7 @@ config.json
 .logs
 authors.txt
 visualization.mp4
+*.ppm
 
 # Byte-compiled / optimized / DLL files
 __pycache__/