diff --git a/common/DatasetSettings.cpp b/common/DatasetSettings.cpp
index df7763ba..aed1e68a 100644
--- a/common/DatasetSettings.cpp
+++ b/common/DatasetSettings.cpp
@@ -421,7 +421,7 @@ DatasetSettings &DatasetSettings::PolarizationFactor(const std::optional<float>
         check_min("Polarization factor", input.value(), -1.0);
         check_max("Polarization factor", input.value(), 1.0);
     }
-    polarization_factor = input.value();
+    polarization_factor = input;
     return *this;
 }