diff --git a/ms2/src/org/labkey/ms2/MS2Controller.java b/ms2/src/org/labkey/ms2/MS2Controller.java
index 0740fabff..ce2f9b970 100644
--- a/ms2/src/org/labkey/ms2/MS2Controller.java
+++ b/ms2/src/org/labkey/ms2/MS2Controller.java
@@ -2940,7 +2940,7 @@ private int getDays()
     {
         int days = 14;
 
-        String daysParam = (String)getViewContext().get("days");
+        String daysParam = getViewContext().getString("days");
 
         if (null != daysParam)
         {