1 files changed, 1 insertions, 0 deletions

diff --git a/.gitignore b/.gitignore
index cadf2dd..93caa35 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@ Cargo.lock
 # These are backup files generated by rustfmt
 **/*.rs.bk
 /perf.data
+/perf.data.old