diff --git a/src/main/java/org/apache/commons/jexl3/JexlArithmetic.java b/src/main/java/org/apache/commons/jexl3/JexlArithmetic.java
index a1460e6ff..5240c6690 100644
--- a/src/main/java/org/apache/commons/jexl3/JexlArithmetic.java
+++ b/src/main/java/org/apache/commons/jexl3/JexlArithmetic.java
@@ -128,7 +128,9 @@ public static class NullOperand extends ArithmeticException {
         private static final long serialVersionUID = 4720876194840764770L;
 
         /** Default constructor */
-        public NullOperand() {} ; // satisfy Javadoc
+        public NullOperand() {
+            super();
+        } ; // satisfy Javadoc
     }
 
     /**