diff --git a/.gitignore b/.gitignore
index 186b4a0..658c547 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 target/
 .~lock*
 *.csv
+*.xlsx
diff --git a/students2.xlsx b/students2.xlsx
deleted file mode 100644
index a13bd07..0000000
Binary files a/students2.xlsx and /dev/null differ