diff --git a/.gitignore b/.gitignore
index fcf935b..ad15fc7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -33,3 +33,4 @@ scripts/snicker/joinmarket.cfg
 scripts/snicker/snicker-proposals.txt
 scripts/snicker/candidates.txt
 .qt_for_python/
+cmtdata/