diff --git a/src/org/aavso/tools/vstar/plugin/model/impl/ApacheCommonsPolynomialFitCreatorPlugin.java b/src/org/aavso/tools/vstar/plugin/model/impl/ApacheCommonsPolynomialFitCreatorPlugin.java
index 26c05a87..da4eeb24 100644
--- a/src/org/aavso/tools/vstar/plugin/model/impl/ApacheCommonsPolynomialFitCreatorPlugin.java
+++ b/src/org/aavso/tools/vstar/plugin/model/impl/ApacheCommonsPolynomialFitCreatorPlugin.java
@@ -470,7 +470,7 @@ private boolean testPolynomialFit() {
         try {
             model.execute();
 
-            double DELTA = 1e-6;
+            double DELTA = 1e-3;
 
             List<ValidObservation> fit = model.getFit();
             ValidObservation fitOb = fit.get(0);