diff --git a/Tester.lua b/Tester.lua
index c04ebac..9a514b1 100644
--- a/Tester.lua
+++ b/Tester.lua
@@ -73,7 +73,7 @@ end
 ------------------------------------------------------------------------------------------------------------
 
 function Tester:getProposals(idx)
-    return self.roi_proposals[idx]
+    return self.roi_proposals[idx]:float()
 end
 
 ------------------------------------------------------------------------------------------------------------