diff --git a/cerealblotchmodels/templates/cerealblotchmodels/septoriahumiditymodelform.html b/cerealblotchmodels/templates/cerealblotchmodels/septoriahumiditymodelform.html
index 8eb339989dfc75ff400496ee3bda1e94e3b5707d..81a386c9fa92f712181f4120495b38037b8d9131 100644
--- a/cerealblotchmodels/templates/cerealblotchmodels/septoriahumiditymodelform.html
+++ b/cerealblotchmodels/templates/cerealblotchmodels/septoriahumiditymodelform.html
@@ -132,7 +132,7 @@
 				<legend>{% trans "Other threshold values" %}</legend>
 				<div class="form-group">
 					<label for="thresholdHumidPeriodHours">{% trans "Number of consecutive 'humid hours'" %}</label>
-					<input type="number" name="thresholdHumidPeriodHours" class="form-control" value="19"/>
+					<input type="number" name="thresholdHumidPeriodHours" class="form-control" value="20"/>
 					<span class="help-block" id="{{ form_id }}_thresholdHumidPeriodHours_validation"></span>
 				</div>
 				<div class="form-group">