diff --git a/.gitignore b/.gitignore
index f873989dcd62e..d08f65260d3fc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,4 +11,5 @@ out-monaco-editor-core/
 out-vscode/
 out-vscode-min/
 build/node_modules
-coverage/
\ No newline at end of file
+coverage/
+test_data/
\ No newline at end of file