diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 87d462b..11ae3cd 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -42,7 +42,8 @@ jobs:
           cd templ_data_sdss/
           wget -q -r -np -nd https://people.ast.cam.ac.uk/~koposov/files/rvspecfit_files/v2407/templ_data_sdss/
           cd ../data/
-          wget https://data.desi.lbl.gov/public/edr/spectro/redux/fuji/healpix/sv1/bright/103/10378/coadd-sv1-bright-10378.fits
+          wget -q https://data.desi.lbl.gov/public/edr/spectro/redux/fuji/healpix/sv1/bright/103/10378/coadd-sv1-bright-10378.fits
+          wget -q https://data.desi.lbl.gov/public/edr/spectro/redux/fuji/healpix/sv1/bright/104/10402/redrock-sv1-bright-10402.fits
           cd ..
       - name: Testing
         run: |
diff --git a/tests/scripts/desi_fit.sh b/tests/scripts/desi_fit.sh
index 8b47861..8c1b21d 100755
--- a/tests/scripts/desi_fit.sh
+++ b/tests/scripts/desi_fit.sh
@@ -1,4 +1,7 @@
 #!/bin/bash -e
 
-rvs_desi_fit  --output_dir ./tests_desi_output --no_subdirs  --minsn=2 --config tests/yamls/config_desi.yaml --objtypes='SCND_ANY,MWS_ANY,STD_*' --zbest_include --nthreads=2 ./tests/coadd-sv1-bright-10378.fits --process_status_file /tmp/tests_desi.status 
+rvs_desi_fit  --output_dir ./tests_desi_output --no_subdirs  --minsn=2 --config tests/yamls/config_desi.yaml --objtypes='SCND_ANY,MWS_ANY,STD_*' --zbest_include --nthreads=2 ./tests/data/coadd-sv1-bright-10378.fits --process_status_file /tmp/tests_desi.status 
+
+# 1 thread for coverage
+rvs_desi_fit  --output_dir ./tests_desi_output --no_subdirs --minsn=2 --config tests/yamls/config_desi.yaml --objtypes='SCND_ANY,MWS_ANY,STD_*' --zbest_include --nthreads=1 ./tests/data/coadd-sv1-bright-10378.fits --process_status_file /tmp/tests_desi.status