diff --git a/.gitignore b/.gitignore
index fce5a7c..d1f189b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,4 +6,5 @@ fileutil/*.txt
 fileutil/*.zip
 fileutil/*.link
 fileutil/unzip/*
+slice/testdata/*
 cryptor/*.pem
\ No newline at end of file