diff --git a/.gitignore b/.gitignore
index 8157465e3cb8b758857989e70e6e461e414de743..3a31a404b6b78041ac9777187f1784470bece06a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,7 +4,7 @@ workflow/*.csv
 
 test_data/pbmc_1k*
 test_data/Brain_Tumor*
-test_data/hgmm_100_fastqs
+test_data/hgmm_100*
 test_data/fastqs
 
 *.DS_Store
diff --git a/test_data/sample_sheet.csv b/test_data/sample_sheet.csv
new file mode 100644
index 0000000000000000000000000000000000000000..8f88ade1d3b7fe0f8f08eef0c69c799ad5e20a6a
--- /dev/null
+++ b/test_data/sample_sheet.csv
@@ -0,0 +1,3 @@
+sample,reference,expectCells,chemistry,introns,noBam
+Brain_Tumor_3p_LT,hg38,0,auto,true,true
+hgmm_100,mm10,0,auto,true,true
\ No newline at end of file