diff --git a/gstlal-calibration/.gitignore b/gstlal-calibration/.gitignore
index a5b40fd783271cbaf857e4d07db193358e69f5c0..5d08352762a3476d343308576e525ddecfe53b14 100644
--- a/gstlal-calibration/.gitignore
+++ b/gstlal-calibration/.gitignore
@@ -37,3 +37,4 @@ tests/*/*/raw_frames/**
 tests/*/*/Filters/**
 tests/*/*/Frames/**
 tests/*/*/*.swp
+tests/DCS_test/H1/out.txt