diff --git a/data/samplesheets/190605_SN737_0467_BCDP7MACXX_spike.csv b/data/samplesheets/190605_SN737_0467_BCDP7MACXX_spike.csv
index c19e211e..c733c072 100644
--- a/data/samplesheets/190605_SN737_0467_BCDP7MACXX_spike.csv
+++ b/data/samplesheets/190605_SN737_0467_BCDP7MACXX_spike.csv
@@ -13,7 +13,7 @@ Chemistry,defualt,,,,,,,,,,,,
 [Settings],,,,,,,,,,,,,
 ReverseComplement,0,,,,,,,,,,,,
 Adapter,AGATCGGAAGAGCACACGTCTGAACTCCAGTCA,,,,,,,,,,,,
-AdapterRead2,AGATCGGAAGAGCACACGTCTGAACTCCAGTCA,,,,,,,,,,,,
+AdapterRead2,AGATCGGAAGAGCACACGTCTGAACTCCAGTCA,,,,,,,,,,,,?
 ,,,,,,,,,,,,,
 ,,,,,,,,,,,,,
 [Data],,,,,,,,,,,,,