diff --git a/console/java17/src/main/java/tech/uom/demo/java17/PersonDemo.java b/console/java17/src/main/java/tech/uom/demo/java17/PersonDemo.java
index 55b33dd..d80ad93 100644
--- a/console/java17/src/main/java/tech/uom/demo/java17/PersonDemo.java
+++ b/console/java17/src/main/java/tech/uom/demo/java17/PersonDemo.java
@@ -47,10 +47,13 @@ public static void main(String[] args) {
         var min = getQuantity(50, KILOGRAM);
         var max = getQuantity(100, KILOGRAM);
         var range = new QuantityRange<Mass>(min, max);
+        System.out.println(range);
         if (range.contains(person1.mass())) {
         	System.out.println("mass within range.");
         } else {
         	System.out.println("mass not within range.");
         }
+        var range2 = tech.units.indriya.quantity.QuantityRange.of(min, max);
+        System.out.println(range2);
     }
 }
diff --git a/pom.xml b/pom.xml
index 51254f0..74d9739 100644
--- a/pom.xml
+++ b/pom.xml
@@ -34,7 +34,7 @@
 		<maven.compile.targetLevel>${jdkVersion}</maven.compile.targetLevel>
 		<maven.compile.sourceLevel>${jdkVersion}</maven.compile.sourceLevel>
 		<jsr.version>2.2</jsr.version><!-- for overloading parent -->
-		<ri.version>2.2</ri.version>
+		<ri.version>2.2.1-SNAPSHOT</ri.version>
 		<lib.version>2.2</lib.version>
 		<si.version>2.2-SNAPSHOT</si.version>
 		<systems.version>2.2-SNAPSHOT</systems.version>