diff --git a/src/main/java/no/nibio/vips/model/naerstadmodel/NaerstadModel.java b/src/main/java/no/nibio/vips/model/naerstadmodel/NaerstadModel.java
index a77f6b885c19c495e5522a87d4385d06e0b65c95..dbf5017daa59eaf2aa2b10d3aeae39bfa23b4fcb 100755
--- a/src/main/java/no/nibio/vips/model/naerstadmodel/NaerstadModel.java
+++ b/src/main/java/no/nibio/vips/model/naerstadmodel/NaerstadModel.java
@@ -277,7 +277,8 @@ public class NaerstadModel extends I18nImpl implements Model{
         
         
         
-        List<WeatherObservation> observations = mapper.convertValue(config.getConfigParameter("observations"), new TypeReference<List<WeatherObservation>>(){});
+        //List<WeatherObservation> observations = mapper.convertValue(config.getConfigParameter("observations"), new TypeReference<List<WeatherObservation>>(){});
+        List<WeatherObservation> observations = (List<WeatherObservation>) config.getConfigParameter("observations");
         for(WeatherObservation o:observations)
         {
             switch(o.getElementMeasurementTypeId())