diff --git a/src/main/java/org/json/JSONParserConfiguration.java b/src/main/java/org/json/JSONParserConfiguration.java
index 1866f30..3fbfb8a 100644
--- a/src/main/java/org/json/JSONParserConfiguration.java
+++ b/src/main/java/org/json/JSONParserConfiguration.java
@@ -15,6 +15,7 @@ public class JSONParserConfiguration extends ParserConfiguration {
     public JSONParserConfiguration() {
         super();
         this.overwriteDuplicateKey = false;
+        // DO NOT DELETE THE FOLLOWING LINE -- it is used for strictMode testing
         // this.strictMode = true;
     }