diff --git a/.gitignore b/.gitignore
index 088ba6b..50c73ed 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,3 +8,7 @@ Cargo.lock
 
 # These are backup files generated by rustfmt
 **/*.rs.bk
+
+# Gathered data
+data/
+charts/