diff --git a/plugins/Correlation.java b/plugins/Correlation.java
index b2c5e12..80d0063 100644
--- a/plugins/Correlation.java
+++ b/plugins/Correlation.java
@@ -40,7 +40,7 @@ public class Correlation extends Panel {
            System.err.println(ex.getMessage());
         }
         try{
-            if (App.hasArgument("inverval")) {
+            if (App.hasArgument("interval")) {
                 spinnerInterval.setValue(Double.valueOf(App.getArgumentValue("interval")));
             }        
         } catch (Exception ex){