diff --git a/rawdata/derivatives/.gitignore b/rawdata/derivatives/.gitignore
new file mode 100644
index 0000000..50ac58c
--- /dev/null
+++ b/rawdata/derivatives/.gitignore
@@ -0,0 +1,3 @@
+021-apply_maxfilt
+041-compute_ica
+061-apply_ica