diff --git a/.gitignore b/.gitignore
index f8e1a3c..dae3847 100644
--- a/.gitignore
+++ b/.gitignore
@@ -31,6 +31,8 @@ csv_files/*
 !csv_files/testdata/
 !csv_files/testdata/**/*
 card_files/*
+!card_files/similarity_cache.parquet
+!card_files/similarity_cache_metadata.json
 
 deck_files/
 dist/