diff --git a/FieldOpt/FieldOpt-WellIndexCalculator b/FieldOpt/FieldOpt-WellIndexCalculator
index bbf03b614..d8d39bc24 160000
--- a/FieldOpt/FieldOpt-WellIndexCalculator
+++ b/FieldOpt/FieldOpt-WellIndexCalculator
@@ -1 +1 @@
-Subproject commit bbf03b61420e3278514c475256cb748770491475
+Subproject commit d8d39bc248f1e0c5381e1e1f71d81717803457ba