diff --git a/include/amqpcpp/voidfield.h b/include/amqpcpp/voidfield.h
index 11f149a..3a1a4d3 100644
--- a/include/amqpcpp/voidfield.h
+++ b/include/amqpcpp/voidfield.h
@@ -59,16 +59,6 @@ public:
         return std::make_shared<VoidField>();
     }
 
-    /**
-     *  We are an integer field
-     *
-     *  @return true, because we are an integer
-     */
-    bool isInteger() const override
-    {
-        return false;
-    }
-
     /**
      *  Get the size this field will take when
      *  encoded in the AMQP wire-frame format